20185339741

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{20147}}^1$

素因数の和:20318

約数の個数: 32

約数和(自身を含む): 24757862400

約数和(自身を除く): 4572522659

約数列:

[1, 7, 23, 49, 127, 161, 343, 889, 1127, 2921, 6223, 7889, 20147, 20447, 43561, 141029, 143129, 463381, 987203, 1001903, 2558669, 3243667, 6910421, 17910683, 22705669, 58849387, 125374781, 158939683, 411945709, 877623467, 2883619963, 20185339741]

約数ペア:

[(1, 20185339741), (7, 2883619963), (23, 877623467), (49, 411945709), (127, 158939683), (161, 125374781), (343, 58849387), (889, 22705669), (1127, 17910683), (2921, 6910421), (6223, 3243667), (7889, 2558669), (20147, 1001903), (20447, 987203), (43561, 463381), (141029, 143129)]