18712676

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{2143}}^1$

素因数の和:2243

約数の個数: 24

約数和(自身を含む): 34218240

約数和(自身を除く): 15505564

約数列:

[1, 2, 4, 37, 59, 74, 118, 148, 236, 2143, 2183, 4286, 4366, 8572, 8732, 79291, 126437, 158582, 252874, 317164, 505748, 4678169, 9356338, 18712676]

約数ペア:

[(1, 18712676), (2, 9356338), (4, 4678169), (37, 505748), (59, 317164), (74, 252874), (118, 158582), (148, 126437), (236, 79291), (2143, 8732), (2183, 8572), (4286, 4366)]