19980312

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{75683}}^1$

素因数の和:75703

約数の個数: 32

約数和(自身を含む): 54492480

約数和(自身を除く): 34512168

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 75683, 151366, 227049, 302732, 454098, 605464, 832513, 908196, 1665026, 1816392, 2497539, 3330052, 4995078, 6660104, 9990156, 19980312]

約数ペア:

[(1, 19980312), (2, 9990156), (3, 6660104), (4, 4995078), (6, 3330052), (8, 2497539), (11, 1816392), (12, 1665026), (22, 908196), (24, 832513), (33, 605464), (44, 454098), (66, 302732), (88, 227049), (132, 151366), (264, 75683)]