19493006

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1$

素因数の和:956

約数の個数: 32

約数和(自身を含む): 33784128

約数和(自身を除く): 14291122

約数列:

[1, 2, 13, 23, 26, 37, 46, 74, 299, 481, 598, 851, 881, 962, 1702, 1762, 11063, 11453, 20263, 22126, 22906, 32597, 40526, 65194, 263419, 423761, 526838, 749731, 847522, 1499462, 9746503, 19493006]

約数ペア:

[(1, 19493006), (2, 9746503), (13, 1499462), (23, 847522), (26, 749731), (37, 526838), (46, 423761), (74, 263419), (299, 65194), (481, 40526), (598, 32597), (851, 22906), (881, 22126), (962, 20263), (1702, 11453), (1762, 11063)]