18488816

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{8821}}^1$

素因数の和:8960

約数の個数: 20

約数和(自身を含む): 36099624

約数和(自身を除く): 17610808

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 8821, 17642, 35284, 70568, 141136, 1155551, 2311102, 4622204, 9244408, 18488816]

約数ペア:

[(1, 18488816), (2, 9244408), (4, 4622204), (8, 2311102), (16, 1155551), (131, 141136), (262, 70568), (524, 35284), (1048, 17642), (2096, 8821)]