20102529

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:341

約数の個数: 24

約数和(自身を含む): 28667520

約数和(自身を除く): 8564991

約数列:

[1, 3, 23, 53, 69, 159, 239, 529, 717, 1219, 1587, 3657, 5497, 12667, 16491, 28037, 38001, 84111, 126431, 291341, 379293, 874023, 6700843, 20102529]

約数ペア:

[(1, 20102529), (3, 6700843), (23, 874023), (53, 379293), (69, 291341), (159, 126431), (239, 84111), (529, 38001), (717, 28037), (1219, 16491), (1587, 12667), (3657, 5497)]