20130106

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{10177}}^1$

素因数の和:10245

約数の個数: 16

約数和(自身を含む): 32243904

約数和(自身を除く): 12113798

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 10177, 20354, 234071, 437611, 468142, 875222, 10065053, 20130106]

約数ペア:

[(1, 20130106), (2, 10065053), (23, 875222), (43, 468142), (46, 437611), (86, 234071), (989, 20354), (1978, 10177)]