19219770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{213553}}^1$

素因数の和:213566

約数の個数: 24

約数和(自身を含む): 49971636

約数和(自身を除く): 30751866

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 213553, 427106, 640659, 1067765, 1281318, 1921977, 2135530, 3203295, 3843954, 6406590, 9609885, 19219770]

約数ペア:

[(1, 19219770), (2, 9609885), (3, 6406590), (5, 3843954), (6, 3203295), (9, 2135530), (10, 1921977), (15, 1281318), (18, 1067765), (30, 640659), (45, 427106), (90, 213553)]