20225816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{194479}}^1$

素因数の和:194498

約数の個数: 16

約数和(自身を含む): 40840800

約数和(自身を除く): 20614984

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 194479, 388958, 777916, 1555832, 2528227, 5056454, 10112908, 20225816]

約数ペア:

[(1, 20225816), (2, 10112908), (4, 5056454), (8, 2528227), (13, 1555832), (26, 777916), (52, 388958), (104, 194479)]