20263544

素因数分解:

$2^3\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1553}}^1$

素因数の和:1799

約数の個数: 32

約数和(自身を含む): 43636320

約数和(自身を除く): 23372776

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 233, 466, 932, 1553, 1631, 1864, 3106, 3262, 6212, 6524, 10871, 12424, 13048, 21742, 43484, 86968, 361849, 723698, 1447396, 2532943, 2894792, 5065886, 10131772, 20263544]

約数ペア:

[(1, 20263544), (2, 10131772), (4, 5065886), (7, 2894792), (8, 2532943), (14, 1447396), (28, 723698), (56, 361849), (233, 86968), (466, 43484), (932, 21742), (1553, 13048), (1631, 12424), (1864, 10871), (3106, 6524), (3262, 6212)]