155809918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{372751}}^1$

素因数の和:372783

約数の個数: 16

約数和(自身を含む): 268381440

約数和(自身を除く): 112571522

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 372751, 745502, 4100261, 7082269, 8200522, 14164538, 77904959, 155809918]

約数ペア:

[(1, 155809918), (2, 77904959), (11, 14164538), (19, 8200522), (22, 7082269), (38, 4100261), (209, 745502), (418, 372751)]