19172900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{10091}}^1$

素因数の和:10124

約数の個数: 36

約数和(自身を含む): 43799280

約数和(自身を除く): 24626380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 10091, 20182, 40364, 50455, 100910, 191729, 201820, 252275, 383458, 504550, 766916, 958645, 1009100, 1917290, 3834580, 4793225, 9586450, 19172900]

約数ペア:

[(1, 19172900), (2, 9586450), (4, 4793225), (5, 3834580), (10, 1917290), (19, 1009100), (20, 958645), (25, 766916), (38, 504550), (50, 383458), (76, 252275), (95, 201820), (100, 191729), (190, 100910), (380, 50455), (475, 40364), (950, 20182), (1900, 10091)]