28456112

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{15739}}^1$

素因数の和:15860

約数の個数: 20

約数和(自身を含む): 55625160

約数和(自身を除く): 27169048

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 15739, 31478, 62956, 125912, 251824, 1778507, 3557014, 7114028, 14228056, 28456112]

約数ペア:

[(1, 28456112), (2, 14228056), (4, 7114028), (8, 3557014), (16, 1778507), (113, 251824), (226, 125912), (452, 62956), (904, 31478), (1808, 15739)]