20281698

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{10151}}^1$

素因数の和:10199

約数の個数: 32

約数和(自身を含む): 46293120

約数和(自身を除く): 26011422

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 10151, 20302, 30453, 60906, 91359, 182718, 274077, 375587, 548154, 751174, 1126761, 2253522, 3380283, 6760566, 10140849, 20281698]

約数ペア:

[(1, 20281698), (2, 10140849), (3, 6760566), (6, 3380283), (9, 2253522), (18, 1126761), (27, 751174), (37, 548154), (54, 375587), (74, 274077), (111, 182718), (222, 91359), (333, 60906), (666, 30453), (999, 20302), (1998, 10151)]