16255868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1999}}^1$

素因数の和:2129

約数の個数: 24

約数和(自身を含む): 30240000

約数和(自身を除く): 13984132

約数列:

[1, 2, 4, 19, 38, 76, 107, 214, 428, 1999, 2033, 3998, 4066, 7996, 8132, 37981, 75962, 151924, 213893, 427786, 855572, 4063967, 8127934, 16255868]

約数ペア:

[(1, 16255868), (2, 8127934), (4, 4063967), (19, 855572), (38, 427786), (76, 213893), (107, 151924), (214, 75962), (428, 37981), (1999, 8132), (2033, 7996), (3998, 4066)]