20103328

素因数分解:

$2^5\times 7^2\times {\mathrm{12821}}^1$

素因数の和:12845

約数の個数: 36

約数和(自身を含む): 46043802

約数和(自身を除く): 25940474

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 12821, 25642, 51284, 89747, 102568, 179494, 205136, 358988, 410272, 628229, 717976, 1256458, 1435952, 2512916, 2871904, 5025832, 10051664, 20103328]

約数ペア:

[(1, 20103328), (2, 10051664), (4, 5025832), (7, 2871904), (8, 2512916), (14, 1435952), (16, 1256458), (28, 717976), (32, 628229), (49, 410272), (56, 358988), (98, 205136), (112, 179494), (196, 102568), (224, 89747), (392, 51284), (784, 25642), (1568, 12821)]