2019907148

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{9721}}^1$

素因数の和:9954

約数の個数: 48

約数和(自身を含む): 4161638208

約数和(自身を除く): 2141731060

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 181, 287, 362, 574, 724, 1148, 1267, 2534, 5068, 7421, 9721, 14842, 19442, 29684, 38884, 51947, 68047, 103894, 136094, 207788, 272188, 398561, 797122, 1594244, 1759501, 2789927, 3519002, 5579854, 7038004, 11159708, 12316507, 24633014, 49266028, 72139541, 144279082, 288558164, 504976787, 1009953574, 2019907148]

約数ペア:

[(1, 2019907148), (2, 1009953574), (4, 504976787), (7, 288558164), (14, 144279082), (28, 72139541), (41, 49266028), (82, 24633014), (164, 12316507), (181, 11159708), (287, 7038004), (362, 5579854), (574, 3519002), (724, 2789927), (1148, 1759501), (1267, 1594244), (2534, 797122), (5068, 398561), (7421, 272188), (9721, 207788), (14842, 136094), (19442, 103894), (29684, 68047), (38884, 51947)]