20307636

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{3593}}^1$

素因数の和:3760

約数の個数: 36

約数和(自身を含む): 51674532

約数和(自身を除く): 31366896

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 3593, 5652, 7186, 10779, 14372, 21558, 32337, 43116, 64674, 129348, 564101, 1128202, 1692303, 2256404, 3384606, 5076909, 6769212, 10153818, 20307636]

約数ペア:

[(1, 20307636), (2, 10153818), (3, 6769212), (4, 5076909), (6, 3384606), (9, 2256404), (12, 1692303), (18, 1128202), (36, 564101), (157, 129348), (314, 64674), (471, 43116), (628, 32337), (942, 21558), (1413, 14372), (1884, 10779), (2826, 7186), (3593, 5652)]