20398322

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{743}}^1$

素因数の和:842

約数の個数: 32

約数和(自身を含む): 36640512

約数和(自身を除く): 16242190

約数列:

[1, 2, 7, 14, 37, 53, 74, 106, 259, 371, 518, 742, 743, 1486, 1961, 3922, 5201, 10402, 13727, 27454, 27491, 39379, 54982, 78758, 192437, 275653, 384874, 551306, 1457023, 2914046, 10199161, 20398322]

約数ペア:

[(1, 20398322), (2, 10199161), (7, 2914046), (14, 1457023), (37, 551306), (53, 384874), (74, 275653), (106, 192437), (259, 78758), (371, 54982), (518, 39379), (742, 27491), (743, 27454), (1486, 13727), (1961, 10402), (3922, 5201)]