16664872

素因数分解:

$2^3\times 7^1\times {\mathrm{523}}^1\times {\mathrm{569}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 35841600

約数和(自身を除く): 19176728

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 523, 569, 1046, 1138, 2092, 2276, 3661, 3983, 4184, 4552, 7322, 7966, 14644, 15932, 29288, 31864, 297587, 595174, 1190348, 2083109, 2380696, 4166218, 8332436, 16664872]

約数ペア:

[(1, 16664872), (2, 8332436), (4, 4166218), (7, 2380696), (8, 2083109), (14, 1190348), (28, 595174), (56, 297587), (523, 31864), (569, 29288), (1046, 15932), (1138, 14644), (2092, 7966), (2276, 7322), (3661, 4552), (3983, 4184)]