20601405

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13873}}^1$

素因数の和:13898

約数の個数: 32

約数和(自身を含む): 39957120

約数和(自身を除く): 19355715

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 13873, 41619, 69365, 124857, 152603, 208095, 374571, 457809, 624285, 763015, 1373427, 1872855, 2289045, 4120281, 6867135, 20601405]

約数ペア:

[(1, 20601405), (3, 6867135), (5, 4120281), (9, 2289045), (11, 1872855), (15, 1373427), (27, 763015), (33, 624285), (45, 457809), (55, 374571), (99, 208095), (135, 152603), (165, 124857), (297, 69365), (495, 41619), (1485, 13873)]