19143664

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{25457}}^1$

素因数の和:25512

約数の個数: 20

約数和(自身を含む): 37881504

約数和(自身を除く): 18737840

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 25457, 50914, 101828, 203656, 407312, 1196479, 2392958, 4785916, 9571832, 19143664]

約数ペア:

[(1, 19143664), (2, 9571832), (4, 4785916), (8, 2392958), (16, 1196479), (47, 407312), (94, 203656), (188, 101828), (376, 50914), (752, 25457)]