19997268

素因数分解:

$2^2\times 3^1\times {\mathrm{503}}^1\times {\mathrm{3313}}^1$

素因数の和:3823

約数の個数: 24

約数和(自身を含む): 46767168

約数和(自身を除く): 26769900

約数列:

[1, 2, 3, 4, 6, 12, 503, 1006, 1509, 2012, 3018, 3313, 6036, 6626, 9939, 13252, 19878, 39756, 1666439, 3332878, 4999317, 6665756, 9998634, 19997268]

約数ペア:

[(1, 19997268), (2, 9998634), (3, 6665756), (4, 4999317), (6, 3332878), (12, 1666439), (503, 39756), (1006, 19878), (1509, 13252), (2012, 9939), (3018, 6626), (3313, 6036)]