20197694

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{1697}}^1$

素因数の和:2251

約数の個数: 16

約数和(自身を含む): 33131376

約数和(自身を除く): 12933682

約数列:

[1, 2, 11, 22, 541, 1082, 1697, 3394, 5951, 11902, 18667, 37334, 918077, 1836154, 10098847, 20197694]

約数ペア:

[(1, 20197694), (2, 10098847), (11, 1836154), (22, 918077), (541, 37334), (1082, 18667), (1697, 11902), (3394, 5951)]