20425077

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:737

約数の個数: 24

約数和(自身を含む): 30794400

約数和(自身を除く): 10369323

約数列:

[1, 3, 9, 29, 87, 139, 261, 417, 563, 1251, 1689, 4031, 5067, 12093, 16327, 36279, 48981, 78257, 146943, 234771, 704313, 2269453, 6808359, 20425077]

約数ペア:

[(1, 20425077), (3, 6808359), (9, 2269453), (29, 704313), (87, 234771), (139, 146943), (261, 78257), (417, 48981), (563, 36279), (1251, 16327), (1689, 12093), (4031, 5067)]