20153660126

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{65003}}^1$

素因数の和:65264

約数の個数: 32

約数和(自身を含む): 32762016000

約数和(自身を除く): 12608355874

約数列:

[1, 2, 19, 38, 41, 82, 199, 398, 779, 1558, 3781, 7562, 8159, 16318, 65003, 130006, 155021, 310042, 1235057, 2470114, 2665123, 5330246, 12935597, 25871194, 50637337, 101274674, 245776343, 491552686, 530359477, 1060718954, 10076830063, 20153660126]

約数ペア:

[(1, 20153660126), (2, 10076830063), (19, 1060718954), (38, 530359477), (41, 491552686), (82, 245776343), (199, 101274674), (398, 50637337), (779, 25871194), (1558, 12935597), (3781, 5330246), (7562, 2665123), (8159, 2470114), (16318, 1235057), (65003, 310042), (130006, 155021)]