20653404

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{10559}}^1$

素因数の和:10729

約数の個数: 24

約数和(自身を含む): 48491520

約数和(自身を除く): 27838116

約数列:

[1, 2, 3, 4, 6, 12, 163, 326, 489, 652, 978, 1956, 10559, 21118, 31677, 42236, 63354, 126708, 1721117, 3442234, 5163351, 6884468, 10326702, 20653404]

約数ペア:

[(1, 20653404), (2, 10326702), (3, 6884468), (4, 5163351), (6, 3442234), (12, 1721117), (163, 126708), (326, 63354), (489, 42236), (652, 31677), (978, 21118), (1956, 10559)]