18249712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{87739}}^1$

素因数の和:87760

約数の個数: 20

約数和(自身を含む): 38079160

約数和(自身を除く): 19829448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 87739, 175478, 350956, 701912, 1140607, 1403824, 2281214, 4562428, 9124856, 18249712]

約数ペア:

[(1, 18249712), (2, 9124856), (4, 4562428), (8, 2281214), (13, 1403824), (16, 1140607), (26, 701912), (52, 350956), (104, 175478), (208, 87739)]