18917104

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{10463}}^1$

素因数の和:10584

約数の個数: 20

約数和(自身を含む): 36979776

約数和(自身を除く): 18062672

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 10463, 20926, 41852, 83704, 167408, 1182319, 2364638, 4729276, 9458552, 18917104]

約数ペア:

[(1, 18917104), (2, 9458552), (4, 4729276), (8, 2364638), (16, 1182319), (113, 167408), (226, 83704), (452, 41852), (904, 20926), (1808, 10463)]