19262804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4919}}^1$

素因数の和:5023

約数の個数: 24

約数和(自身を含む): 37195200

約数和(自身を除く): 17932396

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 4919, 9838, 19676, 54109, 108218, 216436, 437791, 875582, 1751164, 4815701, 9631402, 19262804]

約数ペア:

[(1, 19262804), (2, 9631402), (4, 4815701), (11, 1751164), (22, 875582), (44, 437791), (89, 216436), (178, 108218), (356, 54109), (979, 19676), (1958, 9838), (3916, 4919)]