20514091

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{157}}^1$

素因数の和:235

約数の個数: 24

約数和(自身を含む): 24464720

約数和(自身を除く): 3950629

約数列:

[1, 13, 19, 23, 157, 247, 299, 437, 529, 2041, 2983, 3611, 5681, 6877, 10051, 38779, 46943, 68609, 83053, 130663, 891917, 1079689, 1578007, 20514091]

約数ペア:

[(1, 20514091), (13, 1578007), (19, 1079689), (23, 891917), (157, 130663), (247, 83053), (299, 68609), (437, 46943), (529, 38779), (2041, 10051), (2983, 6877), (3611, 5681)]