18211947

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2113}}^1$

素因数の和:2159

約数の個数: 24

約数和(自身を含む): 27854064

約数和(自身を除く): 9642117

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 507, 663, 2113, 2873, 6339, 8619, 27469, 35921, 82407, 107763, 357097, 466973, 1071291, 1400919, 6070649, 18211947]

約数ペア:

[(1, 18211947), (3, 6070649), (13, 1400919), (17, 1071291), (39, 466973), (51, 357097), (169, 107763), (221, 82407), (507, 35921), (663, 27469), (2113, 8619), (2873, 6339)]