81804176

素因数分解:

$2^4\times {\mathrm{607}}^1\times {\mathrm{8423}}^1$

素因数の和:9038

約数の個数: 20

約数和(自身を含む): 158775552

約数和(自身を除く): 76971376

約数列:

[1, 2, 4, 8, 16, 607, 1214, 2428, 4856, 8423, 9712, 16846, 33692, 67384, 134768, 5112761, 10225522, 20451044, 40902088, 81804176]

約数ペア:

[(1, 81804176), (2, 40902088), (4, 20451044), (8, 10225522), (16, 5112761), (607, 134768), (1214, 67384), (2428, 33692), (4856, 16846), (8423, 9712)]