18388487

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{443}}^1$

素因数の和:590

約数の個数: 16

約数和(自身を含む): 20686848

約数和(自身を除く): 2298361

約数列:

[1, 13, 31, 103, 403, 443, 1339, 3193, 5759, 13733, 41509, 45629, 178529, 593177, 1414499, 18388487]

約数ペア:

[(1, 18388487), (13, 1414499), (31, 593177), (103, 178529), (403, 45629), (443, 41509), (1339, 13733), (3193, 5759)]