20701563

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{13997}}^1$

素因数の和:14046

約数の個数: 16

約数和(自身を含む): 30235680

約数和(自身を除く): 9534117

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 13997, 41991, 237949, 405913, 713847, 1217739, 6900521, 20701563]

約数ペア:

[(1, 20701563), (3, 6900521), (17, 1217739), (29, 713847), (51, 405913), (87, 237949), (493, 41991), (1479, 13997)]