20862716

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{25693}}^1$

素因数の和:25733

約数の個数: 24

約数和(自身を含む): 43165920

約数和(自身を除く): 22303204

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 25693, 51386, 102772, 179851, 359702, 719404, 745097, 1490194, 2980388, 5215679, 10431358, 20862716]

約数ペア:

[(1, 20862716), (2, 10431358), (4, 5215679), (7, 2980388), (14, 1490194), (28, 745097), (29, 719404), (58, 359702), (116, 179851), (203, 102772), (406, 51386), (812, 25693)]