20880136

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3067}}^1$

素因数の和:3133

約数の個数: 32

約数和(自身を含む): 41970240

約数和(自身を除く): 21090104

約数列:

[1, 2, 4, 8, 23, 37, 46, 74, 92, 148, 184, 296, 851, 1702, 3067, 3404, 6134, 6808, 12268, 24536, 70541, 113479, 141082, 226958, 282164, 453916, 564328, 907832, 2610017, 5220034, 10440068, 20880136]

約数ペア:

[(1, 20880136), (2, 10440068), (4, 5220034), (8, 2610017), (23, 907832), (37, 564328), (46, 453916), (74, 282164), (92, 226958), (148, 141082), (184, 113479), (296, 70541), (851, 24536), (1702, 12268), (3067, 6808), (3404, 6134)]