1988045388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{5623}}^1$

素因数の和:5724

約数の個数: 144

約数和(自身を含む): 6092276736

約数和(自身を除く): 4104231348

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 61, 63, 69, 84, 92, 122, 126, 138, 161, 183, 207, 244, 252, 276, 322, 366, 414, 427, 483, 549, 644, 732, 828, 854, 966, 1098, 1281, 1403, 1449, 1708, 1932, 2196, 2562, 2806, 2898, 3843, 4209, 5124, 5612, 5623, 5796, 7686, 8418, 9821, 11246, 12627, 15372, 16836, 16869, 19642, 22492, 25254, 29463, 33738, 39284, 39361, 50508, 50607, 58926, 67476, 78722, 88389, 101214, 117852, 118083, 129329, 157444, 176778, 202428, 236166, 258658, 343003, 353556, 354249, 387987, 472332, 517316, 686006, 708498, 775974, 905303, 1029009, 1163961, 1372012, 1416996, 1551948, 1810606, 2058018, 2327922, 2401021, 2715909, 3087027, 3621212, 4116036, 4655844, 4802042, 5431818, 6174054, 7203063, 7889069, 8147727, 9604084, 10863636, 12348108, 14406126, 15778138, 16295454, 21609189, 23667207, 28812252, 31556276, 32590908, 43218378, 47334414, 55223483, 71001621, 86436756, 94668828, 110446966, 142003242, 165670449, 220893932, 284006484, 331340898, 497011347, 662681796, 994022694, 1988045388]

約数ペア:

[(1, 1988045388), (2, 994022694), (3, 662681796), (4, 497011347), (6, 331340898), (7, 284006484), (9, 220893932), (12, 165670449), (14, 142003242), (18, 110446966), (21, 94668828), (23, 86436756), (28, 71001621), (36, 55223483), (42, 47334414), (46, 43218378), (61, 32590908), (63, 31556276), (69, 28812252), (84, 23667207), (92, 21609189), (122, 16295454), (126, 15778138), (138, 14406126), (161, 12348108), (183, 10863636), (207, 9604084), (244, 8147727), (252, 7889069), (276, 7203063), (322, 6174054), (366, 5431818), (414, 4802042), (427, 4655844), (483, 4116036), (549, 3621212), (644, 3087027), (732, 2715909), (828, 2401021), (854, 2327922), (966, 2058018), (1098, 1810606), (1281, 1551948), (1403, 1416996), (1449, 1372012), (1708, 1163961), (1932, 1029009), (2196, 905303), (2562, 775974), (2806, 708498), (2898, 686006), (3843, 517316), (4209, 472332), (5124, 387987), (5612, 354249), (5623, 353556), (5796, 343003), (7686, 258658), (8418, 236166), (9821, 202428), (11246, 176778), (12627, 157444), (15372, 129329), (16836, 118083), (16869, 117852), (19642, 101214), (22492, 88389), (25254, 78722), (29463, 67476), (33738, 58926), (39284, 50607), (39361, 50508)]