207932978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{86711}}^1$

素因数の和:86833

約数の個数: 16

約数和(自身を含む): 343379520

約数和(自身を除く): 135446542

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 86711, 173422, 953821, 1907642, 9451499, 18902998, 103966489, 207932978]

約数ペア:

[(1, 207932978), (2, 103966489), (11, 18902998), (22, 9451499), (109, 1907642), (218, 953821), (1199, 173422), (2398, 86711)]