19709356

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2557}}^1$

素因数の和:2649

約数の個数: 24

約数和(自身を含む): 36098496

約数和(自身を除く): 16389140

約数列:

[1, 2, 4, 41, 47, 82, 94, 164, 188, 1927, 2557, 3854, 5114, 7708, 10228, 104837, 120179, 209674, 240358, 419348, 480716, 4927339, 9854678, 19709356]

約数ペア:

[(1, 19709356), (2, 9854678), (4, 4927339), (41, 480716), (47, 419348), (82, 240358), (94, 209674), (164, 120179), (188, 104837), (1927, 10228), (2557, 7708), (3854, 5114)]