20125095

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{12539}}^1$

素因数の和:12654

約数の個数: 16

約数和(自身を含む): 32503680

約数和(自身を除く): 12378585

約数列:

[1, 3, 5, 15, 107, 321, 535, 1605, 12539, 37617, 62695, 188085, 1341673, 4025019, 6708365, 20125095]

約数ペア:

[(1, 20125095), (3, 6708365), (5, 4025019), (15, 1341673), (107, 188085), (321, 62695), (535, 37617), (1605, 12539)]