20175498009

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{12249847}}^1$

素因数の和:12249917

約数の個数: 16

約数和(自身を含む): 30379623040

約数和(自身を除く): 10204125031

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 12249847, 36749541, 110248623, 330745869, 747240667, 2241722001, 6725166003, 20175498009]

約数ペア:

[(1, 20175498009), (3, 6725166003), (9, 2241722001), (27, 747240667), (61, 330745869), (183, 110248623), (549, 36749541), (1647, 12249847)]