19696472

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{577}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 39327120

約数和(自身を除く): 19630648

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 251, 502, 577, 1004, 1154, 2008, 2308, 4267, 4616, 8534, 9809, 17068, 19618, 34136, 39236, 78472, 144827, 289654, 579308, 1158616, 2462059, 4924118, 9848236, 19696472]

約数ペア:

[(1, 19696472), (2, 9848236), (4, 4924118), (8, 2462059), (17, 1158616), (34, 579308), (68, 289654), (136, 144827), (251, 78472), (502, 39236), (577, 34136), (1004, 19618), (1154, 17068), (2008, 9809), (2308, 8534), (4267, 4616)]