20320112

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{11239}}^1$

素因数の和:11360

約数の個数: 20

約数和(自身を含む): 39722160

約数和(自身を除く): 19402048

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 11239, 22478, 44956, 89912, 179824, 1270007, 2540014, 5080028, 10160056, 20320112]

約数ペア:

[(1, 20320112), (2, 10160056), (4, 5080028), (8, 2540014), (16, 1270007), (113, 179824), (226, 89912), (452, 44956), (904, 22478), (1808, 11239)]