19093005

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 35305920

約数和(自身を除く): 16212915

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 137, 163, 171, 285, 411, 489, 685, 815, 855, 1233, 1467, 2055, 2445, 2603, 3097, 6165, 7335, 7809, 9291, 13015, 15485, 22331, 23427, 27873, 39045, 46455, 66993, 111655, 117135, 139365, 200979, 334965, 424289, 1004895, 1272867, 2121445, 3818601, 6364335, 19093005]

約数ペア:

[(1, 19093005), (3, 6364335), (5, 3818601), (9, 2121445), (15, 1272867), (19, 1004895), (45, 424289), (57, 334965), (95, 200979), (137, 139365), (163, 117135), (171, 111655), (285, 66993), (411, 46455), (489, 39045), (685, 27873), (815, 23427), (855, 22331), (1233, 15485), (1467, 13015), (2055, 9291), (2445, 7809), (2603, 7335), (3097, 6165)]