20012535

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2797}}^1$

素因数の和:2864

約数の個数: 32

約数和(自身を含む): 36262080

約数和(自身を除く): 16249545

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 265, 477, 795, 1431, 2385, 2797, 7155, 8391, 13985, 25173, 41955, 75519, 125865, 148241, 377595, 444723, 741205, 1334169, 2223615, 4002507, 6670845, 20012535]

約数ペア:

[(1, 20012535), (3, 6670845), (5, 4002507), (9, 2223615), (15, 1334169), (27, 741205), (45, 444723), (53, 377595), (135, 148241), (159, 125865), (265, 75519), (477, 41955), (795, 25173), (1431, 13985), (2385, 8391), (2797, 7155)]