22216909

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:110

約数の個数: 48

約数和(自身を含む): 30041280

約数和(自身を除く): 7824371

約数列:

[1, 11, 13, 17, 19, 37, 143, 169, 187, 209, 221, 247, 323, 407, 481, 629, 703, 1859, 2431, 2717, 2873, 3211, 3553, 4199, 5291, 6253, 6919, 7733, 8177, 9139, 11951, 31603, 35321, 46189, 54587, 68783, 89947, 100529, 106301, 118807, 131461, 155363, 600457, 1169311, 1306877, 1708993, 2019719, 22216909]

約数ペア:

[(1, 22216909), (11, 2019719), (13, 1708993), (17, 1306877), (19, 1169311), (37, 600457), (143, 155363), (169, 131461), (187, 118807), (209, 106301), (221, 100529), (247, 89947), (323, 68783), (407, 54587), (481, 46189), (629, 35321), (703, 31603), (1859, 11951), (2431, 9139), (2717, 8177), (2873, 7733), (3211, 6919), (3553, 6253), (4199, 5291)]