15891664

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{9643}}^1$

素因数の和:9754

約数の個数: 20

約数和(自身を含む): 31092256

約数和(自身を除く): 15200592

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 9643, 19286, 38572, 77144, 154288, 993229, 1986458, 3972916, 7945832, 15891664]

約数ペア:

[(1, 15891664), (2, 7945832), (4, 3972916), (8, 1986458), (16, 993229), (103, 154288), (206, 77144), (412, 38572), (824, 19286), (1648, 9643)]