20512960173

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1\times {\mathrm{1571}}^1$

素因数の和:2074

約数の個数: 48

約数和(自身を含む): 30808005696

約数和(自身を除く): 10295045523

約数列:

[1, 3, 9, 37, 111, 113, 333, 339, 347, 1017, 1041, 1571, 3123, 4181, 4713, 12543, 12839, 14139, 37629, 38517, 39211, 58127, 115551, 117633, 174381, 177523, 352899, 523143, 532569, 545137, 1450807, 1597707, 1635411, 4352421, 4906233, 6568351, 13057263, 19705053, 20170069, 59115159, 60510207, 61600481, 181530621, 184801443, 554404329, 2279217797, 6837653391, 20512960173]

約数ペア:

[(1, 20512960173), (3, 6837653391), (9, 2279217797), (37, 554404329), (111, 184801443), (113, 181530621), (333, 61600481), (339, 60510207), (347, 59115159), (1017, 20170069), (1041, 19705053), (1571, 13057263), (3123, 6568351), (4181, 4906233), (4713, 4352421), (12543, 1635411), (12839, 1597707), (14139, 1450807), (37629, 545137), (38517, 532569), (39211, 523143), (58127, 352899), (115551, 177523), (117633, 174381)]