19098200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{8681}}^1$

素因数の和:8708

約数の個数: 48

約数和(自身を含む): 48445560

約数和(自身を除く): 29347360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 8681, 17362, 34724, 43405, 69448, 86810, 95491, 173620, 190982, 217025, 347240, 381964, 434050, 477455, 763928, 868100, 954910, 1736200, 1909820, 2387275, 3819640, 4774550, 9549100, 19098200]

約数ペア:

[(1, 19098200), (2, 9549100), (4, 4774550), (5, 3819640), (8, 2387275), (10, 1909820), (11, 1736200), (20, 954910), (22, 868100), (25, 763928), (40, 477455), (44, 434050), (50, 381964), (55, 347240), (88, 217025), (100, 190982), (110, 173620), (200, 95491), (220, 86810), (275, 69448), (440, 43405), (550, 34724), (1100, 17362), (2200, 8681)]