19431868

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2521}}^1$

素因数の和:2613

約数の個数: 24

約数和(自身を含む): 35590464

約数和(自身を除く): 16158596

約数列:

[1, 2, 4, 41, 47, 82, 94, 164, 188, 1927, 2521, 3854, 5042, 7708, 10084, 103361, 118487, 206722, 236974, 413444, 473948, 4857967, 9715934, 19431868]

約数ペア:

[(1, 19431868), (2, 9715934), (4, 4857967), (41, 473948), (47, 413444), (82, 236974), (94, 206722), (164, 118487), (188, 103361), (1927, 10084), (2521, 7708), (3854, 5042)]