20173816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193979}}^1$

素因数の和:193998

約数の個数: 16

約数和(自身を含む): 40735800

約数和(自身を除く): 20561984

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193979, 387958, 775916, 1551832, 2521727, 5043454, 10086908, 20173816]

約数ペア:

[(1, 20173816), (2, 10086908), (4, 5043454), (8, 2521727), (13, 1551832), (26, 775916), (52, 387958), (104, 193979)]