1949757796

素因数分解:

$2^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1\times {\mathrm{1889}}^1$

素因数の和:2284

約数の個数: 48

約数和(自身を含む): 3942328320

約数和(自身を除く): 1992570524

約数列:

[1, 2, 4, 7, 14, 28, 191, 193, 382, 386, 764, 772, 1337, 1351, 1889, 2674, 2702, 3778, 5348, 5404, 7556, 13223, 26446, 36863, 52892, 73726, 147452, 258041, 360799, 364577, 516082, 721598, 729154, 1032164, 1443196, 1458308, 2525593, 2552039, 5051186, 5104078, 10102372, 10208156, 69634207, 139268414, 278536828, 487439449, 974878898, 1949757796]

約数ペア:

[(1, 1949757796), (2, 974878898), (4, 487439449), (7, 278536828), (14, 139268414), (28, 69634207), (191, 10208156), (193, 10102372), (382, 5104078), (386, 5051186), (764, 2552039), (772, 2525593), (1337, 1458308), (1351, 1443196), (1889, 1032164), (2674, 729154), (2702, 721598), (3778, 516082), (5348, 364577), (5404, 360799), (7556, 258041), (13223, 147452), (26446, 73726), (36863, 52892)]