20731657212

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{386237}}^1$

素因数の和:386328

約数の個数: 96

約数和(自身を含む): 62292464640

約数和(自身を除く): 41560807428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 71, 84, 108, 126, 142, 189, 213, 252, 284, 378, 426, 497, 639, 756, 852, 994, 1278, 1491, 1917, 1988, 2556, 2982, 3834, 4473, 5964, 7668, 8946, 13419, 17892, 26838, 53676, 386237, 772474, 1158711, 1544948, 2317422, 2703659, 3476133, 4634844, 5407318, 6952266, 8110977, 10428399, 10814636, 13904532, 16221954, 20856798, 24332931, 27422827, 32443908, 41713596, 48665862, 54845654, 72998793, 82268481, 97331724, 109691308, 145997586, 164536962, 191959789, 246805443, 291995172, 329073924, 383919578, 493610886, 575879367, 740416329, 767839156, 987221772, 1151758734, 1480832658, 1727638101, 2303517468, 2961665316, 3455276202, 5182914303, 6910552404, 10365828606, 20731657212]

約数ペア:

[(1, 20731657212), (2, 10365828606), (3, 6910552404), (4, 5182914303), (6, 3455276202), (7, 2961665316), (9, 2303517468), (12, 1727638101), (14, 1480832658), (18, 1151758734), (21, 987221772), (27, 767839156), (28, 740416329), (36, 575879367), (42, 493610886), (54, 383919578), (63, 329073924), (71, 291995172), (84, 246805443), (108, 191959789), (126, 164536962), (142, 145997586), (189, 109691308), (213, 97331724), (252, 82268481), (284, 72998793), (378, 54845654), (426, 48665862), (497, 41713596), (639, 32443908), (756, 27422827), (852, 24332931), (994, 20856798), (1278, 16221954), (1491, 13904532), (1917, 10814636), (1988, 10428399), (2556, 8110977), (2982, 6952266), (3834, 5407318), (4473, 4634844), (5964, 3476133), (7668, 2703659), (8946, 2317422), (13419, 1544948), (17892, 1158711), (26838, 772474), (53676, 386237)]