20121746499

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{41897}}^1$

素因数の和:42036

約数の個数: 48

約数和(自身を含む): 31922253792

約数和(自身を除く): 11800507293

約数列:

[1, 3, 9, 17, 43, 51, 73, 129, 153, 219, 387, 657, 731, 1241, 2193, 3139, 3723, 6579, 9417, 11169, 28251, 41897, 53363, 125691, 160089, 377073, 480267, 712249, 1801571, 2136747, 3058481, 5404713, 6410241, 9175443, 16214139, 27526329, 30626707, 51994177, 91880121, 131514683, 155982531, 275640363, 394544049, 467947593, 1183632147, 2235749611, 6707248833, 20121746499]

約数ペア:

[(1, 20121746499), (3, 6707248833), (9, 2235749611), (17, 1183632147), (43, 467947593), (51, 394544049), (73, 275640363), (129, 155982531), (153, 131514683), (219, 91880121), (387, 51994177), (657, 30626707), (731, 27526329), (1241, 16214139), (2193, 9175443), (3139, 6410241), (3723, 5404713), (6579, 3058481), (9417, 2136747), (11169, 1801571), (28251, 712249), (41897, 480267), (53363, 377073), (125691, 160089)]