197720822

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{4373}}^1$

素因数の和:4472

約数の個数: 32

約数和(自身を含む): 335083392

約数和(自身を除く): 137362570

約数列:

[1, 2, 13, 26, 37, 47, 74, 94, 481, 611, 962, 1222, 1739, 3478, 4373, 8746, 22607, 45214, 56849, 113698, 161801, 205531, 323602, 411062, 2103413, 2671903, 4206826, 5343806, 7604647, 15209294, 98860411, 197720822]

約数ペア:

[(1, 197720822), (2, 98860411), (13, 15209294), (26, 7604647), (37, 5343806), (47, 4206826), (74, 2671903), (94, 2103413), (481, 411062), (611, 323602), (962, 205531), (1222, 161801), (1739, 113698), (3478, 56849), (4373, 45214), (8746, 22607)]