19477968

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{9437}}^1$

素因数の和:9491

約数の個数: 40

約数和(自身を含む): 51493728

約数和(自身を除く): 32015760

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 9437, 18874, 28311, 37748, 56622, 75496, 113244, 150992, 226488, 405791, 452976, 811582, 1217373, 1623164, 2434746, 3246328, 4869492, 6492656, 9738984, 19477968]

約数ペア:

[(1, 19477968), (2, 9738984), (3, 6492656), (4, 4869492), (6, 3246328), (8, 2434746), (12, 1623164), (16, 1217373), (24, 811582), (43, 452976), (48, 405791), (86, 226488), (129, 150992), (172, 113244), (258, 75496), (344, 56622), (516, 37748), (688, 28311), (1032, 18874), (2064, 9437)]