40120496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{192887}}^1$

素因数の和:192908

約数の個数: 20

約数和(自身を含む): 83713392

約数和(自身を除く): 43592896

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 192887, 385774, 771548, 1543096, 2507531, 3086192, 5015062, 10030124, 20060248, 40120496]

約数ペア:

[(1, 40120496), (2, 20060248), (4, 10030124), (8, 5015062), (13, 3086192), (16, 2507531), (26, 1543096), (52, 771548), (104, 385774), (208, 192887)]