20007449294

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{509}}^1\times {\mathrm{521}}^1$

素因数の和:1373

約数の個数: 64

約数和(自身を含む): 36572238720

約数和(自身を除く): 16564789426

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 317, 509, 521, 634, 1018, 1042, 2219, 3563, 3647, 4438, 5389, 7126, 7294, 8653, 8857, 10778, 17306, 17714, 37723, 60571, 61999, 75446, 121142, 123998, 161353, 165157, 265189, 322706, 330314, 530378, 1129471, 1156099, 1856323, 2258942, 2312198, 2743001, 2807669, 3712646, 4508213, 5486002, 5615338, 9016426, 19201007, 19653683, 31557491, 38402014, 39307366, 63114982, 84064913, 168129826, 588454391, 1176908782, 1429103521, 2858207042, 10003724647, 20007449294]

約数ペア:

[(1, 20007449294), (2, 10003724647), (7, 2858207042), (14, 1429103521), (17, 1176908782), (34, 588454391), (119, 168129826), (238, 84064913), (317, 63114982), (509, 39307366), (521, 38402014), (634, 31557491), (1018, 19653683), (1042, 19201007), (2219, 9016426), (3563, 5615338), (3647, 5486002), (4438, 4508213), (5389, 3712646), (7126, 2807669), (7294, 2743001), (8653, 2312198), (8857, 2258942), (10778, 1856323), (17306, 1156099), (17714, 1129471), (37723, 530378), (60571, 330314), (61999, 322706), (75446, 265189), (121142, 165157), (123998, 161353)]