18839164

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{52919}}^1$

素因数の和:53012

約数の個数: 12

約数和(自身を含む): 33339600

約数和(自身を除く): 14500436

約数列:

[1, 2, 4, 89, 178, 356, 52919, 105838, 211676, 4709791, 9419582, 18839164]

約数ペア:

[(1, 18839164), (2, 9419582), (4, 4709791), (89, 211676), (178, 105838), (356, 52919)]