30681274

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{2111}}^1$

素因数の和:2182

約数の個数: 24

約数和(自身を含む): 51017472

約数和(自身を除く): 20336198

約数列:

[1, 2, 13, 26, 43, 86, 169, 338, 559, 1118, 2111, 4222, 7267, 14534, 27443, 54886, 90773, 181546, 356759, 713518, 1180049, 2360098, 15340637, 30681274]

約数ペア:

[(1, 30681274), (2, 15340637), (13, 2360098), (26, 1180049), (43, 713518), (86, 356759), (169, 181546), (338, 90773), (559, 54886), (1118, 27443), (2111, 14534), (4222, 7267)]