161799728

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{89491}}^1$

素因数の和:89612

約数の個数: 20

約数和(自身を含む): 316264728

約数和(自身を除く): 154465000

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 89491, 178982, 357964, 715928, 1431856, 10112483, 20224966, 40449932, 80899864, 161799728]

約数ペア:

[(1, 161799728), (2, 80899864), (4, 40449932), (8, 20224966), (16, 10112483), (113, 1431856), (226, 715928), (452, 357964), (904, 178982), (1808, 89491)]