20306715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9467}}^1$

素因数の和:9499

約数の個数: 32

約数和(自身を含む): 38174976

約数和(自身を除く): 17868261

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 9467, 28401, 47335, 104137, 123071, 142005, 312411, 369213, 520685, 615355, 1353781, 1562055, 1846065, 4061343, 6768905, 20306715]

約数ペア:

[(1, 20306715), (3, 6768905), (5, 4061343), (11, 1846065), (13, 1562055), (15, 1353781), (33, 615355), (39, 520685), (55, 369213), (65, 312411), (143, 142005), (165, 123071), (195, 104137), (429, 47335), (715, 28401), (2145, 9467)]