19387404

素因数分解:

$2^2\times 3^3\times {\mathrm{89}}^1\times {\mathrm{2017}}^1$

素因数の和:2119

約数の個数: 48

約数和(自身を含む): 50853600

約数和(自身を除く): 31466196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 89, 108, 178, 267, 356, 534, 801, 1068, 1602, 2017, 2403, 3204, 4034, 4806, 6051, 8068, 9612, 12102, 18153, 24204, 36306, 54459, 72612, 108918, 179513, 217836, 359026, 538539, 718052, 1077078, 1615617, 2154156, 3231234, 4846851, 6462468, 9693702, 19387404]

約数ペア:

[(1, 19387404), (2, 9693702), (3, 6462468), (4, 4846851), (6, 3231234), (9, 2154156), (12, 1615617), (18, 1077078), (27, 718052), (36, 538539), (54, 359026), (89, 217836), (108, 179513), (178, 108918), (267, 72612), (356, 54459), (534, 36306), (801, 24204), (1068, 18153), (1602, 12102), (2017, 9612), (2403, 8068), (3204, 6051), (4034, 4806)]