19540312

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{953}}^1$

素因数の和:1203

約数の個数: 32

約数和(自身を含む): 40182480

約数和(自身を除く): 20642168

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 233, 466, 932, 953, 1864, 1906, 2563, 3812, 5126, 7624, 10252, 10483, 20504, 20966, 41932, 83864, 222049, 444098, 888196, 1776392, 2442539, 4885078, 9770156, 19540312]

約数ペア:

[(1, 19540312), (2, 9770156), (4, 4885078), (8, 2442539), (11, 1776392), (22, 888196), (44, 444098), (88, 222049), (233, 83864), (466, 41932), (932, 20966), (953, 20504), (1864, 10483), (1906, 10252), (2563, 7624), (3812, 5126)]