20161428865

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{827}}^1\times {\mathrm{8849}}^1$

素因数の和:9729

約数の個数: 32

約数和(自身を含む): 26380080000

約数和(自身を除く): 6218651135

約数列:

[1, 5, 19, 29, 95, 145, 551, 827, 2755, 4135, 8849, 15713, 23983, 44245, 78565, 119915, 168131, 256621, 455677, 840655, 1283105, 2278385, 4875799, 7318123, 24378995, 36590615, 139044337, 212225567, 695221685, 1061127835, 4032285773, 20161428865]

約数ペア:

[(1, 20161428865), (5, 4032285773), (19, 1061127835), (29, 695221685), (95, 212225567), (145, 139044337), (551, 36590615), (827, 24378995), (2755, 7318123), (4135, 4875799), (8849, 2278385), (15713, 1283105), (23983, 840655), (44245, 455677), (78565, 256621), (119915, 168131)]