20744702

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{12917}}^1$

素因数の和:13003

約数の個数: 16

約数和(自身を含む): 34413552

約数和(自身を除く): 13668850

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 12917, 25834, 142087, 284174, 942941, 1885882, 10372351, 20744702]

約数ペア:

[(1, 20744702), (2, 10372351), (11, 1885882), (22, 942941), (73, 284174), (146, 142087), (803, 25834), (1606, 12917)]