19843568

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{12041}}^1$

素因数の和:12152

約数の個数: 20

約数和(自身を含む): 38823408

約数和(自身を除く): 18979840

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 12041, 24082, 48164, 96328, 192656, 1240223, 2480446, 4960892, 9921784, 19843568]

約数ペア:

[(1, 19843568), (2, 9921784), (4, 4960892), (8, 2480446), (16, 1240223), (103, 192656), (206, 96328), (412, 48164), (824, 24082), (1648, 12041)]