220187957

素因数分解:

${\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1\times {\mathrm{809}}^1$

素因数の和:1156

約数の個数: 16

約数和(自身を含む): 243777600

約数和(自身を除く): 23589643

約数列:

[1, 11, 109, 227, 809, 1199, 2497, 8899, 24743, 88181, 183643, 272173, 969991, 2020073, 20017087, 220187957]

約数ペア:

[(1, 220187957), (11, 20017087), (109, 2020073), (227, 969991), (809, 272173), (1199, 183643), (2497, 88181), (8899, 24743)]