18912250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 41243904

約数和(自身を除く): 22331654

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 101, 107, 125, 175, 202, 214, 250, 350, 505, 535, 707, 749, 875, 1010, 1070, 1414, 1498, 1750, 2525, 2675, 3535, 3745, 5050, 5350, 7070, 7490, 10807, 12625, 13375, 17675, 18725, 21614, 25250, 26750, 35350, 37450, 54035, 75649, 88375, 93625, 108070, 151298, 176750, 187250, 270175, 378245, 540350, 756490, 1350875, 1891225, 2701750, 3782450, 9456125, 18912250]

約数ペア:

[(1, 18912250), (2, 9456125), (5, 3782450), (7, 2701750), (10, 1891225), (14, 1350875), (25, 756490), (35, 540350), (50, 378245), (70, 270175), (101, 187250), (107, 176750), (125, 151298), (175, 108070), (202, 93625), (214, 88375), (250, 75649), (350, 54035), (505, 37450), (535, 35350), (707, 26750), (749, 25250), (875, 21614), (1010, 18725), (1070, 17675), (1414, 13375), (1498, 12625), (1750, 10807), (2525, 7490), (2675, 7070), (3535, 5350), (3745, 5050)]