40386898

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1\times {\mathrm{809}}^1$

素因数の和:1149

約数の個数: 16

約数和(自身を含む): 61479000

約数和(自身を除く): 21092102

約数列:

[1, 2, 109, 218, 229, 458, 809, 1618, 24961, 49922, 88181, 176362, 185261, 370522, 20193449, 40386898]

約数ペア:

[(1, 40386898), (2, 20193449), (109, 370522), (218, 185261), (229, 176362), (458, 88181), (809, 49922), (1618, 24961)]