20005219887

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{5470391}}^1$

素因数の和:5470470

約数の個数: 16

約数和(自身を含む): 28358512128

約数和(自身を除く): 8353292241

約数列:

[1, 3, 23, 53, 69, 159, 1219, 3657, 5470391, 16411173, 125818993, 289930723, 377456979, 869792169, 6668406629, 20005219887]

約数ペア:

[(1, 20005219887), (3, 6668406629), (23, 869792169), (53, 377456979), (69, 289930723), (159, 125818993), (1219, 16411173), (3657, 5470391)]