20324344

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{81953}}^1$

素因数の和:81990

約数の個数: 16

約数和(自身を含む): 39337920

約数和(自身を除く): 19013576

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 81953, 163906, 327812, 655624, 2540543, 5081086, 10162172, 20324344]

約数ペア:

[(1, 20324344), (2, 10162172), (4, 5081086), (8, 2540543), (31, 655624), (62, 327812), (124, 163906), (248, 81953)]