20902232

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{200983}}^1$

素因数の和:201002

約数の個数: 16

約数和(自身を含む): 42206640

約数和(自身を除く): 21304408

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 200983, 401966, 803932, 1607864, 2612779, 5225558, 10451116, 20902232]

約数ペア:

[(1, 20902232), (2, 10451116), (4, 5225558), (8, 2612779), (13, 1607864), (26, 803932), (52, 401966), (104, 200983)]