20131917

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1327}}^1$

素因数の和:1732

約数の個数: 16

約数和(自身を含む): 29003520

約数和(自身を除く): 8871603

約数列:

[1, 3, 13, 39, 389, 1167, 1327, 3981, 5057, 15171, 17251, 51753, 516203, 1548609, 6710639, 20131917]

約数ペア:

[(1, 20131917), (3, 6710639), (13, 1548609), (39, 516203), (389, 51753), (1167, 17251), (1327, 15171), (3981, 5057)]