20179947429

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{1669}}^1$

素因数の和:2074

約数の個数: 48

約数和(自身を含む): 30185584000

約数和(自身を除く): 10005636571

約数列:

[1, 3, 9, 43, 129, 157, 199, 387, 471, 597, 1413, 1669, 1791, 5007, 6751, 8557, 15021, 20253, 25671, 31243, 60759, 71767, 77013, 93729, 215301, 262033, 281187, 332131, 645903, 786099, 996393, 1343449, 2358297, 2989179, 4030347, 11267419, 12091041, 14281633, 33802257, 42844899, 52144567, 101406771, 128534697, 156433701, 469301103, 2242216381, 6726649143, 20179947429]

約数ペア:

[(1, 20179947429), (3, 6726649143), (9, 2242216381), (43, 469301103), (129, 156433701), (157, 128534697), (199, 101406771), (387, 52144567), (471, 42844899), (597, 33802257), (1413, 14281633), (1669, 12091041), (1791, 11267419), (5007, 4030347), (6751, 2989179), (8557, 2358297), (15021, 1343449), (20253, 996393), (25671, 786099), (31243, 645903), (60759, 332131), (71767, 281187), (77013, 262033), (93729, 215301)]