20571198

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{30341}}^1$

素因数の和:30459

約数の個数: 16

約数和(自身を含む): 41507856

約数和(自身を除く): 20936658

約数列:

[1, 2, 3, 6, 113, 226, 339, 678, 30341, 60682, 91023, 182046, 3428533, 6857066, 10285599, 20571198]

約数ペア:

[(1, 20571198), (2, 10285599), (3, 6857066), (6, 3428533), (113, 182046), (226, 91023), (339, 60682), (678, 30341)]