20441468

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{431}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 36578304

約数和(自身を除く): 16136836

約数列:

[1, 2, 4, 71, 142, 167, 284, 334, 431, 668, 862, 1724, 11857, 23714, 30601, 47428, 61202, 71977, 122404, 143954, 287908, 5110367, 10220734, 20441468]

約数ペア:

[(1, 20441468), (2, 10220734), (4, 5110367), (71, 287908), (142, 143954), (167, 122404), (284, 71977), (334, 61202), (431, 47428), (668, 30601), (862, 23714), (1724, 11857)]