20295405

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34693}}^1$

素因数の和:34717

約数の個数: 24

約数和(自身を含む): 37885848

約数和(自身を除く): 17590443

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 34693, 104079, 173465, 312237, 451009, 520395, 1353027, 1561185, 2255045, 4059081, 6765135, 20295405]

約数ペア:

[(1, 20295405), (3, 6765135), (5, 4059081), (9, 2255045), (13, 1561185), (15, 1353027), (39, 520395), (45, 451009), (65, 312237), (117, 173465), (195, 104079), (585, 34693)]