20101098355

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{128159}}^1$

素因数の和:128323

約数の個数: 32

約数和(自身を含む): 27559526400

約数和(自身を除く): 7458428045

約数列:

[1, 5, 13, 19, 65, 95, 127, 247, 635, 1235, 1651, 2413, 8255, 12065, 31369, 128159, 156845, 640795, 1666067, 2435021, 8330335, 12175105, 16276193, 31655273, 81380965, 158276365, 211590509, 309247667, 1057952545, 1546238335, 4020219671, 20101098355]

約数ペア:

[(1, 20101098355), (5, 4020219671), (13, 1546238335), (19, 1057952545), (65, 309247667), (95, 211590509), (127, 158276365), (247, 81380965), (635, 31655273), (1235, 16276193), (1651, 12175105), (2413, 8330335), (8255, 2435021), (12065, 1666067), (31369, 640795), (128159, 156845)]