19996770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{666559}}^1$

素因数の和:666569

約数の個数: 16

約数和(自身を含む): 47992320

約数和(自身を除く): 27995550

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 666559, 1333118, 1999677, 3332795, 3999354, 6665590, 9998385, 19996770]

約数ペア:

[(1, 19996770), (2, 9998385), (3, 6665590), (5, 3999354), (6, 3332795), (10, 1999677), (15, 1333118), (30, 666559)]