20912133748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12845291}}^1$

素因数の和:12845343

約数の個数: 24

約数和(自身を含む): 41002172064

約数和(自身を除く): 20090038316

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 12845291, 25690582, 51381164, 141298201, 282596402, 475275767, 565192804, 950551534, 1901103068, 5228033437, 10456066874, 20912133748]

約数ペア:

[(1, 20912133748), (2, 10456066874), (4, 5228033437), (11, 1901103068), (22, 950551534), (37, 565192804), (44, 475275767), (74, 282596402), (148, 141298201), (407, 51381164), (814, 25690582), (1628, 12845291)]