20321256

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{49807}}^1$

素因数の和:49833

約数の個数: 32

約数和(自身を含む): 53792640

約数和(自身を除く): 33471384

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 49807, 99614, 149421, 199228, 298842, 398456, 597684, 846719, 1195368, 1693438, 2540157, 3386876, 5080314, 6773752, 10160628, 20321256]

約数ペア:

[(1, 20321256), (2, 10160628), (3, 6773752), (4, 5080314), (6, 3386876), (8, 2540157), (12, 1693438), (17, 1195368), (24, 846719), (34, 597684), (51, 398456), (68, 298842), (102, 199228), (136, 149421), (204, 99614), (408, 49807)]