20145586

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{12329}}^1$

素因数の和:12393

約数の個数: 16

約数和(自身を含む): 32551200

約数和(自身を除く): 12405614

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 12329, 24658, 234251, 468502, 530147, 1060294, 10072793, 20145586]

約数ペア:

[(1, 20145586), (2, 10072793), (19, 1060294), (38, 530147), (43, 468502), (86, 234251), (817, 24658), (1634, 12329)]