18413978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{569}}^1\times {\mathrm{1471}}^1$

素因数の和:2053

約数の個数: 16

約数和(自身を含む): 30205440

約数和(自身を除く): 11791462

約数列:

[1, 2, 11, 22, 569, 1138, 1471, 2942, 6259, 12518, 16181, 32362, 836999, 1673998, 9206989, 18413978]

約数ペア:

[(1, 18413978), (2, 9206989), (11, 1673998), (22, 836999), (569, 32362), (1138, 16181), (1471, 12518), (2942, 6259)]