19798096

素因数分解:

$2^4\times {\mathrm{619}}^1\times {\mathrm{1999}}^1$

素因数の和:2626

約数の個数: 20

約数和(自身を含む): 38440000

約数和(自身を除く): 18641904

約数列:

[1, 2, 4, 8, 16, 619, 1238, 1999, 2476, 3998, 4952, 7996, 9904, 15992, 31984, 1237381, 2474762, 4949524, 9899048, 19798096]

約数ペア:

[(1, 19798096), (2, 9899048), (4, 4949524), (8, 2474762), (16, 1237381), (619, 31984), (1238, 15992), (1999, 9904), (2476, 7996), (3998, 4952)]