19699516

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{1063}}^1$

素因数の和:1221

約数の個数: 24

約数和(自身を含む): 35661024

約数和(自身を除く): 15961508

約数列:

[1, 2, 4, 41, 82, 113, 164, 226, 452, 1063, 2126, 4252, 4633, 9266, 18532, 43583, 87166, 120119, 174332, 240238, 480476, 4924879, 9849758, 19699516]

約数ペア:

[(1, 19699516), (2, 9849758), (4, 4924879), (41, 480476), (82, 240238), (113, 174332), (164, 120119), (226, 87166), (452, 43583), (1063, 18532), (2126, 9266), (4252, 4633)]