20649582

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{7307}}^1$

素因数の和:7472

約数の個数: 24

約数和(自身を含む): 45031896

約数和(自身を除く): 24382314

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 7307, 14614, 21921, 43842, 65763, 131526, 1147199, 2294398, 3441597, 6883194, 10324791, 20649582]

約数ペア:

[(1, 20649582), (2, 10324791), (3, 6883194), (6, 3441597), (9, 2294398), (18, 1147199), (157, 131526), (314, 65763), (471, 43842), (942, 21921), (1413, 14614), (2826, 7307)]