2019249212

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{2591}}^1$

素因数の和:2858

約数の個数: 48

約数和(自身を含む): 3793692672

約数和(自身を除く): 1774443460

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 197, 394, 788, 989, 1978, 2591, 3956, 4531, 5182, 8471, 9062, 10364, 16942, 18124, 33884, 59593, 111413, 119186, 194833, 222826, 238372, 389666, 445652, 510427, 779332, 1020854, 2041708, 2562499, 5124998, 10249996, 11739821, 21948361, 23479642, 43896722, 46959284, 87793444, 504812303, 1009624606, 2019249212]

約数ペア:

[(1, 2019249212), (2, 1009624606), (4, 504812303), (23, 87793444), (43, 46959284), (46, 43896722), (86, 23479642), (92, 21948361), (172, 11739821), (197, 10249996), (394, 5124998), (788, 2562499), (989, 2041708), (1978, 1020854), (2591, 779332), (3956, 510427), (4531, 445652), (5182, 389666), (8471, 238372), (9062, 222826), (10364, 194833), (16942, 119186), (18124, 111413), (33884, 59593)]