18712270

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 34546176

約数和(自身を除く): 15833906

約数列:

[1, 2, 5, 10, 97, 101, 191, 194, 202, 382, 485, 505, 955, 970, 1010, 1910, 9797, 18527, 19291, 19594, 37054, 38582, 48985, 92635, 96455, 97970, 185270, 192910, 1871227, 3742454, 9356135, 18712270]

約数ペア:

[(1, 18712270), (2, 9356135), (5, 3742454), (10, 1871227), (97, 192910), (101, 185270), (191, 97970), (194, 96455), (202, 92635), (382, 48985), (485, 38582), (505, 37054), (955, 19594), (970, 19291), (1010, 18527), (1910, 9797)]