19896525

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{8039}}^1$

素因数の和:8066

約数の個数: 36

約数和(自身を含む): 38881440

約数和(自身を除く): 18984915

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 8039, 24117, 40195, 72351, 88429, 120585, 200975, 265287, 361755, 442145, 602925, 795861, 1326435, 1808775, 2210725, 3979305, 6632175, 19896525]

約数ペア:

[(1, 19896525), (3, 6632175), (5, 3979305), (9, 2210725), (11, 1808775), (15, 1326435), (25, 795861), (33, 602925), (45, 442145), (55, 361755), (75, 265287), (99, 200975), (165, 120585), (225, 88429), (275, 72351), (495, 40195), (825, 24117), (2475, 8039)]