19057720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43313}}^1$

素因数の和:43335

約数の個数: 32

約数和(自身を含む): 46779120

約数和(自身を除く): 27721400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 43313, 86626, 173252, 216565, 346504, 433130, 476443, 866260, 952886, 1732520, 1905772, 2382215, 3811544, 4764430, 9528860, 19057720]

約数ペア:

[(1, 19057720), (2, 9528860), (4, 4764430), (5, 3811544), (8, 2382215), (10, 1905772), (11, 1732520), (20, 952886), (22, 866260), (40, 476443), (44, 433130), (55, 346504), (88, 216565), (110, 173252), (220, 86626), (440, 43313)]