20105841276

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:641

約数の個数: 192

約数和(自身を含む): 55212917760

約数和(自身を除く): 35107076484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 181, 197, 207, 227, 276, 362, 394, 414, 454, 543, 591, 621, 681, 724, 788, 828, 908, 1086, 1182, 1242, 1362, 1629, 1773, 2043, 2172, 2364, 2484, 2724, 3258, 3546, 4086, 4163, 4531, 4887, 5221, 5319, 6129, 6516, 7092, 8172, 8326, 9062, 9774, 10442, 10638, 12258, 12489, 13593, 15663, 16652, 18124, 19548, 20884, 21276, 24516, 24978, 27186, 31326, 35657, 37467, 40779, 41087, 44719, 46989, 49956, 54372, 62652, 71314, 74934, 81558, 82174, 89438, 93978, 106971, 112401, 122337, 123261, 134157, 140967, 142628, 149868, 163116, 164348, 178876, 187956, 213942, 224802, 244674, 246522, 268314, 281934, 320913, 369783, 402471, 427884, 449604, 489348, 493044, 536628, 563868, 641826, 739566, 804942, 820111, 945001, 962739, 1028537, 1109349, 1207413, 1283652, 1479132, 1609884, 1640222, 1890002, 1925478, 2057074, 2218698, 2414826, 2460333, 2835003, 3085611, 3280444, 3780004, 3850956, 4114148, 4437396, 4829652, 4920666, 5670006, 6171222, 7380999, 8094139, 8505009, 9256833, 9841332, 11340012, 12342444, 14761998, 16188278, 17010018, 18513666, 22142997, 24282417, 25515027, 27770499, 29523996, 32376556, 34020036, 37027332, 44285994, 48564834, 51030054, 55540998, 72847251, 88571988, 97129668, 102060108, 111081996, 145694502, 186165197, 218541753, 291389004, 372330394, 437083506, 558495591, 744660788, 874167012, 1116991182, 1675486773, 2233982364, 3350973546, 5026460319, 6701947092, 10052920638, 20105841276]

約数ペア:

[(1, 20105841276), (2, 10052920638), (3, 6701947092), (4, 5026460319), (6, 3350973546), (9, 2233982364), (12, 1675486773), (18, 1116991182), (23, 874167012), (27, 744660788), (36, 558495591), (46, 437083506), (54, 372330394), (69, 291389004), (92, 218541753), (108, 186165197), (138, 145694502), (181, 111081996), (197, 102060108), (207, 97129668), (227, 88571988), (276, 72847251), (362, 55540998), (394, 51030054), (414, 48564834), (454, 44285994), (543, 37027332), (591, 34020036), (621, 32376556), (681, 29523996), (724, 27770499), (788, 25515027), (828, 24282417), (908, 22142997), (1086, 18513666), (1182, 17010018), (1242, 16188278), (1362, 14761998), (1629, 12342444), (1773, 11340012), (2043, 9841332), (2172, 9256833), (2364, 8505009), (2484, 8094139), (2724, 7380999), (3258, 6171222), (3546, 5670006), (4086, 4920666), (4163, 4829652), (4531, 4437396), (4887, 4114148), (5221, 3850956), (5319, 3780004), (6129, 3280444), (6516, 3085611), (7092, 2835003), (8172, 2460333), (8326, 2414826), (9062, 2218698), (9774, 2057074), (10442, 1925478), (10638, 1890002), (12258, 1640222), (12489, 1609884), (13593, 1479132), (15663, 1283652), (16652, 1207413), (18124, 1109349), (19548, 1028537), (20884, 962739), (21276, 945001), (24516, 820111), (24978, 804942), (27186, 739566), (31326, 641826), (35657, 563868), (37467, 536628), (40779, 493044), (41087, 489348), (44719, 449604), (46989, 427884), (49956, 402471), (54372, 369783), (62652, 320913), (71314, 281934), (74934, 268314), (81558, 246522), (82174, 244674), (89438, 224802), (93978, 213942), (106971, 187956), (112401, 178876), (122337, 164348), (123261, 163116), (134157, 149868), (140967, 142628)]