20193152004

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{2713}}^1$

素因数の和:2906

約数の個数: 144

約数和(自身を含む): 53773155072

約数和(自身を除く): 33580003068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 53, 83, 94, 106, 141, 159, 166, 188, 212, 249, 282, 318, 332, 423, 477, 498, 564, 636, 747, 846, 954, 996, 1494, 1692, 1908, 2491, 2713, 2988, 3901, 4399, 4982, 5426, 7473, 7802, 8139, 8798, 9964, 10852, 11703, 13197, 14946, 15604, 16278, 17596, 22419, 23406, 24417, 26394, 29892, 32556, 35109, 39591, 44838, 46812, 48834, 52788, 70218, 79182, 89676, 97668, 127511, 140436, 143789, 158364, 206753, 225179, 255022, 287578, 382533, 413506, 431367, 450358, 510044, 575156, 620259, 675537, 765066, 827012, 862734, 900716, 1147599, 1240518, 1294101, 1351074, 1530132, 1725468, 1860777, 2026611, 2295198, 2481036, 2588202, 2702148, 3721554, 4053222, 4590396, 5176404, 6758083, 7443108, 8106444, 10583413, 11934487, 13516166, 20274249, 21166826, 23868974, 27032332, 31750239, 35803461, 40548498, 42333652, 47737948, 60822747, 63500478, 71606922, 81096996, 95250717, 107410383, 121645494, 127000956, 143213844, 190501434, 214820766, 243290988, 381002868, 429641532, 560920889, 1121841778, 1682762667, 2243683556, 3365525334, 5048288001, 6731050668, 10096576002, 20193152004]

約数ペア:

[(1, 20193152004), (2, 10096576002), (3, 6731050668), (4, 5048288001), (6, 3365525334), (9, 2243683556), (12, 1682762667), (18, 1121841778), (36, 560920889), (47, 429641532), (53, 381002868), (83, 243290988), (94, 214820766), (106, 190501434), (141, 143213844), (159, 127000956), (166, 121645494), (188, 107410383), (212, 95250717), (249, 81096996), (282, 71606922), (318, 63500478), (332, 60822747), (423, 47737948), (477, 42333652), (498, 40548498), (564, 35803461), (636, 31750239), (747, 27032332), (846, 23868974), (954, 21166826), (996, 20274249), (1494, 13516166), (1692, 11934487), (1908, 10583413), (2491, 8106444), (2713, 7443108), (2988, 6758083), (3901, 5176404), (4399, 4590396), (4982, 4053222), (5426, 3721554), (7473, 2702148), (7802, 2588202), (8139, 2481036), (8798, 2295198), (9964, 2026611), (10852, 1860777), (11703, 1725468), (13197, 1530132), (14946, 1351074), (15604, 1294101), (16278, 1240518), (17596, 1147599), (22419, 900716), (23406, 862734), (24417, 827012), (26394, 765066), (29892, 675537), (32556, 620259), (35109, 575156), (39591, 510044), (44838, 450358), (46812, 431367), (48834, 413506), (52788, 382533), (70218, 287578), (79182, 255022), (89676, 225179), (97668, 206753), (127511, 158364), (140436, 143789)]