20492424

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6619}}^1$

素因数の和:6674

約数の個数: 48

約数和(自身を含む): 56799600

約数和(自身を除く): 36307176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 6619, 13238, 19857, 26476, 39714, 52952, 59571, 79428, 119142, 158856, 238284, 284617, 476568, 569234, 853851, 1138468, 1707702, 2276936, 2561553, 3415404, 5123106, 6830808, 10246212, 20492424]

約数ペア:

[(1, 20492424), (2, 10246212), (3, 6830808), (4, 5123106), (6, 3415404), (8, 2561553), (9, 2276936), (12, 1707702), (18, 1138468), (24, 853851), (36, 569234), (43, 476568), (72, 284617), (86, 238284), (129, 158856), (172, 119142), (258, 79428), (344, 59571), (387, 52952), (516, 39714), (774, 26476), (1032, 19857), (1548, 13238), (3096, 6619)]