81476432

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{164267}}^1$

素因数の和:164306

約数の個数: 20

約数和(自身を含む): 162953856

約数和(自身を除く): 81477424

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 164267, 328534, 657068, 1314136, 2628272, 5092277, 10184554, 20369108, 40738216, 81476432]

約数ペア:

[(1, 81476432), (2, 40738216), (4, 20369108), (8, 10184554), (16, 5092277), (31, 2628272), (62, 1314136), (124, 657068), (248, 328534), (496, 164267)]