28591984

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{25169}}^1$

素因数の和:25248

約数の個数: 20

約数和(自身を含む): 56179440

約数和(自身を除く): 27587456

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 25169, 50338, 100676, 201352, 402704, 1786999, 3573998, 7147996, 14295992, 28591984]

約数ペア:

[(1, 28591984), (2, 14295992), (4, 7147996), (8, 3573998), (16, 1786999), (71, 402704), (142, 201352), (284, 100676), (568, 50338), (1136, 25169)]