20571354

素因数分解:

$2^1\times 3^3\times {\mathrm{380951}}^1$

素因数の和:380962

約数の個数: 16

約数和(自身を含む): 45714240

約数和(自身を除く): 25142886

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 380951, 761902, 1142853, 2285706, 3428559, 6857118, 10285677, 20571354]

約数ペア:

[(1, 20571354), (2, 10285677), (3, 6857118), (6, 3428559), (9, 2285706), (18, 1142853), (27, 761902), (54, 380951)]