20948694

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{268573}}^1$

素因数の和:268591

約数の個数: 16

約数和(自身を含む): 45120432

約数和(自身を除く): 24171738

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 268573, 537146, 805719, 1611438, 3491449, 6982898, 10474347, 20948694]

約数ペア:

[(1, 20948694), (2, 10474347), (3, 6982898), (6, 3491449), (13, 1611438), (26, 805719), (39, 537146), (78, 268573)]