20637684

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{7853}}^1$

素因数の和:7936

約数の個数: 36

約数和(自身を含む): 52888836

約数和(自身を除く): 32251152

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 7853, 15706, 23559, 31412, 47118, 70677, 94236, 141354, 282708, 573269, 1146538, 1719807, 2293076, 3439614, 5159421, 6879228, 10318842, 20637684]

約数ペア:

[(1, 20637684), (2, 10318842), (3, 6879228), (4, 5159421), (6, 3439614), (9, 2293076), (12, 1719807), (18, 1146538), (36, 573269), (73, 282708), (146, 141354), (219, 94236), (292, 70677), (438, 47118), (657, 31412), (876, 23559), (1314, 15706), (2628, 7853)]