18895838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{4813}}^1$

素因数の和:4979

約数の個数: 16

約数和(自身を含む): 30732576

約数和(自身を除く): 11836738

約数列:

[1, 2, 13, 26, 151, 302, 1963, 3926, 4813, 9626, 62569, 125138, 726763, 1453526, 9447919, 18895838]

約数ペア:

[(1, 18895838), (2, 9447919), (13, 1453526), (26, 726763), (151, 125138), (302, 62569), (1963, 9626), (3926, 4813)]