20746687

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{487}}^1$

素因数の和:642

約数の個数: 16

約数和(自身を含む): 23365440

約数和(自身を除く): 2618753

約数列:

[1, 13, 29, 113, 377, 487, 1469, 3277, 6331, 14123, 42601, 55031, 183599, 715403, 1595899, 20746687]

約数ペア:

[(1, 20746687), (13, 1595899), (29, 715403), (113, 183599), (377, 55031), (487, 42601), (1469, 14123), (3277, 6331)]