20789919358

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4909}}^1\times {\mathrm{8573}}^1$

素因数の和:13516

約数の個数: 32

約数和(自身を含む): 35362605600

約数和(自身を除く): 14572686242

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 4909, 8573, 9818, 17146, 63817, 93271, 111449, 127634, 162887, 186542, 222898, 325774, 1212523, 2117531, 2425046, 4235062, 42084857, 84169714, 547103141, 799612283, 1094206282, 1599224566, 10394959679, 20789919358]

約数ペア:

[(1, 20789919358), (2, 10394959679), (13, 1599224566), (19, 1094206282), (26, 799612283), (38, 547103141), (247, 84169714), (494, 42084857), (4909, 4235062), (8573, 2425046), (9818, 2117531), (17146, 1212523), (63817, 325774), (93271, 222898), (111449, 186542), (127634, 162887)]