20346739312

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{78031}}^1$

素因数の和:78461

約数の個数: 40

約数和(自身を含む): 40445546240

約数和(自身を除く): 20098806928

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 379, 688, 758, 1516, 3032, 6064, 16297, 32594, 65188, 78031, 130376, 156062, 260752, 312124, 624248, 1248496, 3355333, 6710666, 13421332, 26842664, 29573749, 53685328, 59147498, 118294996, 236589992, 473179984, 1271671207, 2543342414, 5086684828, 10173369656, 20346739312]

約数ペア:

[(1, 20346739312), (2, 10173369656), (4, 5086684828), (8, 2543342414), (16, 1271671207), (43, 473179984), (86, 236589992), (172, 118294996), (344, 59147498), (379, 53685328), (688, 29573749), (758, 26842664), (1516, 13421332), (3032, 6710666), (6064, 3355333), (16297, 1248496), (32594, 624248), (65188, 312124), (78031, 260752), (130376, 156062)]