20775964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{3169}}^1$

素因数の和:3333

約数の個数: 24

約数和(自身を含む): 39942000

約数和(自身を除く): 19166036

約数列:

[1, 2, 4, 11, 22, 44, 149, 298, 596, 1639, 3169, 3278, 6338, 6556, 12676, 34859, 69718, 139436, 472181, 944362, 1888724, 5193991, 10387982, 20775964]

約数ペア:

[(1, 20775964), (2, 10387982), (4, 5193991), (11, 1888724), (22, 944362), (44, 472181), (149, 139436), (298, 69718), (596, 34859), (1639, 12676), (3169, 6556), (3278, 6338)]