19128272

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{881}}^1$

素因数の和:971

約数の個数: 40

約数和(自身を含む): 39372480

約数和(自身を除く): 20244208

約数列:

[1, 2, 4, 8, 16, 23, 46, 59, 92, 118, 184, 236, 368, 472, 881, 944, 1357, 1762, 2714, 3524, 5428, 7048, 10856, 14096, 20263, 21712, 40526, 51979, 81052, 103958, 162104, 207916, 324208, 415832, 831664, 1195517, 2391034, 4782068, 9564136, 19128272]

約数ペア:

[(1, 19128272), (2, 9564136), (4, 4782068), (8, 2391034), (16, 1195517), (23, 831664), (46, 415832), (59, 324208), (92, 207916), (118, 162104), (184, 103958), (236, 81052), (368, 51979), (472, 40526), (881, 21712), (944, 20263), (1357, 14096), (1762, 10856), (2714, 7048), (3524, 5428)]