161878064

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{171481}}^1$

素因数の和:171548

約数の個数: 20

約数和(自身を含む): 318956520

約数和(自身を除く): 157078456

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 171481, 342962, 685924, 1371848, 2743696, 10117379, 20234758, 40469516, 80939032, 161878064]

約数ペア:

[(1, 161878064), (2, 80939032), (4, 40469516), (8, 20234758), (16, 10117379), (59, 2743696), (118, 1371848), (236, 685924), (472, 342962), (944, 171481)]