20802507314

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{3911}}^1$

素因数の和:4143

約数の個数: 48

約数和(自身を含む): 33803904960

約数和(自身を除く): 13001397646

約数列:

[1, 2, 19, 38, 53, 106, 139, 278, 361, 722, 1007, 2014, 2641, 3911, 5282, 7367, 7822, 14734, 19133, 38266, 50179, 74309, 100358, 139973, 148618, 207283, 279946, 414566, 543629, 1087258, 1411871, 2659487, 2823742, 3938377, 5318974, 7876754, 10328951, 20657902, 28812337, 57624674, 74829163, 149658326, 196250069, 392500138, 547434403, 1094868806, 10401253657, 20802507314]

約数ペア:

[(1, 20802507314), (2, 10401253657), (19, 1094868806), (38, 547434403), (53, 392500138), (106, 196250069), (139, 149658326), (278, 74829163), (361, 57624674), (722, 28812337), (1007, 20657902), (2014, 10328951), (2641, 7876754), (3911, 5318974), (5282, 3938377), (7367, 2823742), (7822, 2659487), (14734, 1411871), (19133, 1087258), (38266, 543629), (50179, 414566), (74309, 279946), (100358, 207283), (139973, 148618)]