20079405

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3257}}^1$

素因数の和:3405

約数の個数: 24

約数和(自身を含む): 35069112

約数和(自身を除く): 14989707

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 3257, 6165, 9771, 16285, 29313, 48855, 146565, 446209, 1338627, 2231045, 4015881, 6693135, 20079405]

約数ペア:

[(1, 20079405), (3, 6693135), (5, 4015881), (9, 2231045), (15, 1338627), (45, 446209), (137, 146565), (411, 48855), (685, 29313), (1233, 16285), (2055, 9771), (3257, 6165)]