820138618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1087717}}^1$

素因数の和:1087761

約数の個数: 16

約数和(自身を含む): 1370524680

約数和(自身を除く): 550386062

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 1087717, 2175434, 14140321, 28280642, 31543793, 63087586, 410069309, 820138618]

約数ペア:

[(1, 820138618), (2, 410069309), (13, 63087586), (26, 31543793), (29, 28280642), (58, 14140321), (377, 2175434), (754, 1087717)]