20802019928

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{601771}}^1$

素因数の和:601955

約数の個数: 32

約数和(自身を含む): 40619610000

約数和(自身を除く): 19817590072

約数列:

[1, 2, 4, 8, 29, 58, 116, 149, 232, 298, 596, 1192, 4321, 8642, 17284, 34568, 601771, 1203542, 2407084, 4814168, 17451359, 34902718, 69805436, 89663879, 139610872, 179327758, 358655516, 717311032, 2600252491, 5200504982, 10401009964, 20802019928]

約数ペア:

[(1, 20802019928), (2, 10401009964), (4, 5200504982), (8, 2600252491), (29, 717311032), (58, 358655516), (116, 179327758), (149, 139610872), (232, 89663879), (298, 69805436), (596, 34902718), (1192, 17451359), (4321, 4814168), (8642, 2407084), (17284, 1203542), (34568, 601771)]