20222224

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1291}}^1$

素因数の和:1399

約数の個数: 40

約数和(自身を含む): 43256160

約数和(自身を除く): 23033936

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 176, 178, 356, 712, 979, 1291, 1424, 1958, 2582, 3916, 5164, 7832, 10328, 14201, 15664, 20656, 28402, 56804, 113608, 114899, 227216, 229798, 459596, 919192, 1263889, 1838384, 2527778, 5055556, 10111112, 20222224]

約数ペア:

[(1, 20222224), (2, 10111112), (4, 5055556), (8, 2527778), (11, 1838384), (16, 1263889), (22, 919192), (44, 459596), (88, 229798), (89, 227216), (176, 114899), (178, 113608), (356, 56804), (712, 28402), (979, 20656), (1291, 15664), (1424, 14201), (1958, 10328), (2582, 7832), (3916, 5164)]