20680162

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{7757}}^1$

素因数の和:7833

約数の個数: 16

約数和(自身を含む): 32769792

約数和(自身を除く): 12089630

約数列:

[1, 2, 31, 43, 62, 86, 1333, 2666, 7757, 15514, 240467, 333551, 480934, 667102, 10340081, 20680162]

約数ペア:

[(1, 20680162), (2, 10340081), (31, 667102), (43, 480934), (62, 333551), (86, 240467), (1333, 15514), (2666, 7757)]