18326378

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 32348160

約数和(自身を除く): 14021782

約数列:

[1, 2, 7, 14, 71, 103, 142, 179, 206, 358, 497, 721, 994, 1253, 1442, 2506, 7313, 12709, 14626, 18437, 25418, 36874, 51191, 88963, 102382, 129059, 177926, 258118, 1309027, 2618054, 9163189, 18326378]

約数ペア:

[(1, 18326378), (2, 9163189), (7, 2618054), (14, 1309027), (71, 258118), (103, 177926), (142, 129059), (179, 102382), (206, 88963), (358, 51191), (497, 36874), (721, 25418), (994, 18437), (1253, 14626), (1442, 12709), (2506, 7313)]