20199188844

素因数分解:

$2^2\times 3^2\times {\mathrm{19889}}^1\times {\mathrm{28211}}^1$

素因数の和:48110

約数の個数: 36

約数和(自身を含む): 51063437880

約数和(自身を除く): 30864249036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 19889, 28211, 39778, 56422, 59667, 79556, 84633, 112844, 119334, 169266, 179001, 238668, 253899, 338532, 358002, 507798, 716004, 1015596, 561088579, 1122177158, 1683265737, 2244354316, 3366531474, 5049797211, 6733062948, 10099594422, 20199188844]

約数ペア:

[(1, 20199188844), (2, 10099594422), (3, 6733062948), (4, 5049797211), (6, 3366531474), (9, 2244354316), (12, 1683265737), (18, 1122177158), (36, 561088579), (19889, 1015596), (28211, 716004), (39778, 507798), (56422, 358002), (59667, 338532), (79556, 253899), (84633, 238668), (112844, 179001), (119334, 169266)]