20216208844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{757}}^1\times {\mathrm{2131}}^1$

素因数の和:3146

約数の個数: 48

約数和(自身を含む): 38326384096

約数和(自身を除く): 18110175252

約数列:

[1, 2, 4, 13, 26, 52, 241, 482, 757, 964, 1514, 2131, 3028, 3133, 4262, 6266, 8524, 9841, 12532, 19682, 27703, 39364, 55406, 110812, 182437, 364874, 513571, 729748, 1027142, 1613167, 2054284, 2371681, 3226334, 4743362, 6452668, 6676423, 9486724, 13352846, 20971171, 26705692, 41942342, 83884684, 388773247, 777546494, 1555092988, 5054052211, 10108104422, 20216208844]

約数ペア:

[(1, 20216208844), (2, 10108104422), (4, 5054052211), (13, 1555092988), (26, 777546494), (52, 388773247), (241, 83884684), (482, 41942342), (757, 26705692), (964, 20971171), (1514, 13352846), (2131, 9486724), (3028, 6676423), (3133, 6452668), (4262, 4743362), (6266, 3226334), (8524, 2371681), (9841, 2054284), (12532, 1613167), (19682, 1027142), (27703, 729748), (39364, 513571), (55406, 364874), (110812, 182437)]