20005950987

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{5023}}^1\times {\mathrm{40231}}^1$

素因数の和:45271

約数の個数: 24

約数和(自身を含む): 31531588608

約数和(自身を除く): 11525637621

約数列:

[1, 3, 9, 11, 33, 99, 5023, 15069, 40231, 45207, 55253, 120693, 165759, 362079, 442541, 497277, 1327623, 3982869, 202080313, 606240939, 1818722817, 2222883443, 6668650329, 20005950987]

約数ペア:

[(1, 20005950987), (3, 6668650329), (9, 2222883443), (11, 1818722817), (33, 606240939), (99, 202080313), (5023, 3982869), (15069, 1327623), (40231, 497277), (45207, 442541), (55253, 362079), (120693, 165759)]