18640322

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{2207}}^1$

素因数の和:2353

約数の個数: 16

約数和(自身を含む): 28933632

約数和(自身を除く): 10293310

約数列:

[1, 2, 41, 82, 103, 206, 2207, 4223, 4414, 8446, 90487, 180974, 227321, 454642, 9320161, 18640322]

約数ペア:

[(1, 18640322), (2, 9320161), (41, 454642), (82, 227321), (103, 180974), (206, 90487), (2207, 8446), (4223, 4414)]