19307810

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 36605952

約数和(自身を除く): 17298142

約数列:

[1, 2, 5, 10, 23, 46, 115, 127, 230, 254, 635, 661, 1270, 1322, 2921, 3305, 5842, 6610, 14605, 15203, 29210, 30406, 76015, 83947, 152030, 167894, 419735, 839470, 1930781, 3861562, 9653905, 19307810]

約数ペア:

[(1, 19307810), (2, 9653905), (5, 3861562), (10, 1930781), (23, 839470), (46, 419735), (115, 167894), (127, 152030), (230, 83947), (254, 76015), (635, 30406), (661, 29210), (1270, 15203), (1322, 14605), (2921, 6610), (3305, 5842)]