20068551

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4523}}^1$

素因数の和:4575

約数の個数: 24

約数和(自身を含む): 31758480

約数和(自身を除く): 11689929

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4437, 4523, 13569, 40707, 76891, 131167, 230673, 393501, 692019, 1180503, 2229839, 6689517, 20068551]

約数ペア:

[(1, 20068551), (3, 6689517), (9, 2229839), (17, 1180503), (29, 692019), (51, 393501), (87, 230673), (153, 131167), (261, 76891), (493, 40707), (1479, 13569), (4437, 4523)]