18357584

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2687}}^1$

素因数の和:2763

約数の個数: 40

約数和(自身を含む): 41330688

約数和(自身を除く): 22973104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 2687, 3416, 5374, 6832, 10748, 18809, 21496, 37618, 42992, 75236, 150472, 163907, 300944, 327814, 655628, 1147349, 1311256, 2294698, 2622512, 4589396, 9178792, 18357584]

約数ペア:

[(1, 18357584), (2, 9178792), (4, 4589396), (7, 2622512), (8, 2294698), (14, 1311256), (16, 1147349), (28, 655628), (56, 327814), (61, 300944), (112, 163907), (122, 150472), (244, 75236), (427, 42992), (488, 37618), (854, 21496), (976, 18809), (1708, 10748), (2687, 6832), (3416, 5374)]