200903312

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{405047}}^1$

素因数の和:405086

約数の個数: 20

約数和(自身を含む): 401807616

約数和(自身を除く): 200904304

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 405047, 810094, 1620188, 3240376, 6480752, 12556457, 25112914, 50225828, 100451656, 200903312]

約数ペア:

[(1, 200903312), (2, 100451656), (4, 50225828), (8, 25112914), (16, 12556457), (31, 6480752), (62, 3240376), (124, 1620188), (248, 810094), (496, 405047)]