20589363

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1447}}^1$

素因数の和:1504

約数の個数: 32

約数和(自身を含む): 33361920

約数和(自身を除く): 12772557

約数列:

[1, 3, 9, 17, 27, 31, 51, 93, 153, 279, 459, 527, 837, 1447, 1581, 4341, 4743, 13023, 14229, 24599, 39069, 44857, 73797, 134571, 221391, 403713, 664173, 762569, 1211139, 2287707, 6863121, 20589363]

約数ペア:

[(1, 20589363), (3, 6863121), (9, 2287707), (17, 1211139), (27, 762569), (31, 664173), (51, 403713), (93, 221391), (153, 134571), (279, 73797), (459, 44857), (527, 39069), (837, 24599), (1447, 14229), (1581, 13023), (4341, 4743)]