18793668

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{457}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 46166400

約数和(自身を除く): 27372732

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 149, 276, 298, 447, 457, 596, 894, 914, 1371, 1788, 1828, 2742, 3427, 5484, 6854, 10281, 10511, 13708, 20562, 21022, 31533, 41124, 42044, 63066, 68093, 126132, 136186, 204279, 272372, 408558, 817116, 1566139, 3132278, 4698417, 6264556, 9396834, 18793668]

約数ペア:

[(1, 18793668), (2, 9396834), (3, 6264556), (4, 4698417), (6, 3132278), (12, 1566139), (23, 817116), (46, 408558), (69, 272372), (92, 204279), (138, 136186), (149, 126132), (276, 68093), (298, 63066), (447, 42044), (457, 41124), (596, 31533), (894, 21022), (914, 20562), (1371, 13708), (1788, 10511), (1828, 10281), (2742, 6854), (3427, 5484)]