18915088

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{7079}}^1$

素因数の和:7254

約数の個数: 20

約数和(自身を含む): 36872640

約数和(自身を除く): 17957552

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 7079, 14158, 28316, 56632, 113264, 1182193, 2364386, 4728772, 9457544, 18915088]

約数ペア:

[(1, 18915088), (2, 9457544), (4, 4728772), (8, 2364386), (16, 1182193), (167, 113264), (334, 56632), (668, 28316), (1336, 14158), (2672, 7079)]