20298993

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47317}}^1$

素因数の和:47344

約数の個数: 16

約数和(自身を含む): 31797696

約数和(自身を除く): 11498703

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 47317, 141951, 520487, 615121, 1561461, 1845363, 6766331, 20298993]

約数ペア:

[(1, 20298993), (3, 6766331), (11, 1845363), (13, 1561461), (33, 615121), (39, 520487), (143, 141951), (429, 47317)]