18411844

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:484

約数の個数: 36

約数和(自身を含む): 35843500

約数和(自身を除く): 17431656

約数列:

[1, 2, 4, 11, 22, 44, 109, 121, 218, 242, 349, 436, 484, 698, 1199, 1396, 2398, 3839, 4796, 7678, 13189, 15356, 26378, 38041, 42229, 52756, 76082, 84458, 152164, 168916, 418451, 836902, 1673804, 4602961, 9205922, 18411844]

約数ペア:

[(1, 18411844), (2, 9205922), (4, 4602961), (11, 1673804), (22, 836902), (44, 418451), (109, 168916), (121, 152164), (218, 84458), (242, 76082), (349, 52756), (436, 42229), (484, 38041), (698, 26378), (1199, 15356), (1396, 13189), (2398, 7678), (3839, 4796)]