19087016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{823}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 38760960

約数和(自身を除く): 19673944

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 223, 446, 823, 892, 1646, 1784, 2899, 3292, 5798, 6584, 10699, 11596, 21398, 23192, 42796, 85592, 183529, 367058, 734116, 1468232, 2385877, 4771754, 9543508, 19087016]

約数ペア:

[(1, 19087016), (2, 9543508), (4, 4771754), (8, 2385877), (13, 1468232), (26, 734116), (52, 367058), (104, 183529), (223, 85592), (446, 42796), (823, 23192), (892, 21398), (1646, 11596), (1784, 10699), (2899, 6584), (3292, 5798)]