205316978

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{4931}}^1$

素因数の和:5233

約数の個数: 16

約数和(自身を含む): 312491520

約数和(自身を除く): 107174542

約数列:

[1, 2, 109, 191, 218, 382, 4931, 9862, 20819, 41638, 537479, 941821, 1074958, 1883642, 102658489, 205316978]

約数ペア:

[(1, 205316978), (2, 102658489), (109, 1883642), (191, 1074958), (218, 941821), (382, 537479), (4931, 41638), (9862, 20819)]