18992862

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{491}}^1$

素因数の和:813

約数の個数: 48

約数和(自身を含む): 47279232

約数和(自身を除く): 28286370

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 307, 491, 614, 921, 982, 1473, 1842, 2149, 2763, 2946, 3437, 4298, 4419, 5526, 6447, 6874, 8838, 10311, 12894, 19341, 20622, 30933, 38682, 61866, 150737, 301474, 452211, 904422, 1055159, 1356633, 2110318, 2713266, 3165477, 6330954, 9496431, 18992862]

約数ペア:

[(1, 18992862), (2, 9496431), (3, 6330954), (6, 3165477), (7, 2713266), (9, 2110318), (14, 1356633), (18, 1055159), (21, 904422), (42, 452211), (63, 301474), (126, 150737), (307, 61866), (491, 38682), (614, 30933), (921, 20622), (982, 19341), (1473, 12894), (1842, 10311), (2149, 8838), (2763, 6874), (2946, 6447), (3437, 5526), (4298, 4419)]