20175099985

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{4003}}^1\times {\mathrm{7937}}^1$

素因数の和:12072

約数の個数: 16

約数和(自身を含む): 24409921536

約数和(自身を除く): 4234821551

約数列:

[1, 5, 127, 635, 4003, 7937, 20015, 39685, 508381, 1007999, 2541905, 5039995, 31771811, 158859055, 4035019997, 20175099985]

約数ペア:

[(1, 20175099985), (5, 4035019997), (127, 158859055), (635, 31771811), (4003, 5039995), (7937, 2541905), (20015, 1007999), (39685, 508381)]