2019071822

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{405599}}^1$

素因数の和:405751

約数の個数: 16

約数和(自身を含む): 3212352000

約数和(自身を除く): 1193280178

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4978, 405599, 811198, 7706381, 15412762, 53133469, 106266938, 1009535911, 2019071822]

約数ペア:

[(1, 2019071822), (2, 1009535911), (19, 106266938), (38, 53133469), (131, 15412762), (262, 7706381), (2489, 811198), (4978, 405599)]