20796611234

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{570677}}^1$

素因数の和:570842

約数の個数: 32

約数和(自身を含む): 37801710720

約数和(自身を除く): 17005099486

約数列:

[1, 2, 7, 14, 19, 38, 133, 137, 266, 274, 959, 1918, 2603, 5206, 18221, 36442, 570677, 1141354, 3994739, 7989478, 10842863, 21685726, 75900041, 78182749, 151800082, 156365498, 547279243, 1094558486, 1485472231, 2970944462, 10398305617, 20796611234]

約数ペア:

[(1, 20796611234), (2, 10398305617), (7, 2970944462), (14, 1485472231), (19, 1094558486), (38, 547279243), (133, 156365498), (137, 151800082), (266, 78182749), (274, 75900041), (959, 21685726), (1918, 10842863), (2603, 7989478), (5206, 3994739), (18221, 1141354), (36442, 570677)]