20107623664

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{195053}}^1$

素因数の和:195457

約数の個数: 40

約数和(自身を含む): 41359250160

約数和(自身を除く): 21251626496

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 379, 758, 1516, 3032, 6064, 6443, 12886, 25772, 51544, 103088, 195053, 390106, 780212, 1560424, 3120848, 3315901, 6631802, 13263604, 26527208, 53054416, 73925087, 147850174, 295700348, 591400696, 1182801392, 1256726479, 2513452958, 5026905916, 10053811832, 20107623664]

約数ペア:

[(1, 20107623664), (2, 10053811832), (4, 5026905916), (8, 2513452958), (16, 1256726479), (17, 1182801392), (34, 591400696), (68, 295700348), (136, 147850174), (272, 73925087), (379, 53054416), (758, 26527208), (1516, 13263604), (3032, 6631802), (6064, 3315901), (6443, 3120848), (12886, 1560424), (25772, 780212), (51544, 390106), (103088, 195053)]