19962046

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2377}}^1$

素因数の和:2428

約数の個数: 32

約数和(自身を含む): 35955360

約数和(自身を除く): 15993314

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 323, 442, 494, 646, 2377, 4199, 4754, 8398, 30901, 40409, 45163, 61802, 80818, 90326, 525317, 587119, 767771, 1050634, 1174238, 1535542, 9981023, 19962046]

約数ペア:

[(1, 19962046), (2, 9981023), (13, 1535542), (17, 1174238), (19, 1050634), (26, 767771), (34, 587119), (38, 525317), (221, 90326), (247, 80818), (323, 61802), (442, 45163), (494, 40409), (646, 30901), (2377, 8398), (4199, 4754)]