20312156943

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{57869393}}^1$

素因数の和:57869415

約数の個数: 16

約数和(自身を含む): 32406860640

約数和(自身を除く): 12094703697

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 57869393, 173608179, 520824537, 752302109, 1562473611, 2256906327, 6770718981, 20312156943]

約数ペア:

[(1, 20312156943), (3, 6770718981), (9, 2256906327), (13, 1562473611), (27, 752302109), (39, 520824537), (117, 173608179), (351, 57869393)]