20297434

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1\times {\mathrm{773}}^1$

素因数の和:1485

約数の個数: 16

約数和(自身を含む): 32136480

約数和(自身を除く): 11839046

約数列:

[1, 2, 19, 38, 691, 773, 1382, 1546, 13129, 14687, 26258, 29374, 534143, 1068286, 10148717, 20297434]

約数ペア:

[(1, 20297434), (2, 10148717), (19, 1068286), (38, 534143), (691, 29374), (773, 26258), (1382, 14687), (1546, 13129)]