19781900533

素因数分解:

${\mathrm{83}}^1\times {\mathrm{359}}^1\times {\mathrm{757}}^1\times {\mathrm{877}}^1$

素因数の和:2076

約数の個数: 16

約数和(自身を含む): 20125445760

約数和(自身を除く): 343545227

約数列:

[1, 83, 359, 757, 877, 29797, 62831, 72791, 271763, 314843, 663889, 22556329, 26131969, 55102787, 238336151, 19781900533]

約数ペア:

[(1, 19781900533), (83, 238336151), (359, 55102787), (757, 26131969), (877, 22556329), (29797, 663889), (62831, 314843), (72791, 271763)]