19896930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{221077}}^1$

素因数の和:221090

約数の個数: 24

約数和(自身を含む): 51732252

約数和(自身を除く): 31835322

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 221077, 442154, 663231, 1105385, 1326462, 1989693, 2210770, 3316155, 3979386, 6632310, 9948465, 19896930]

約数ペア:

[(1, 19896930), (2, 9948465), (3, 6632310), (5, 3979386), (6, 3316155), (9, 2210770), (10, 1989693), (15, 1326462), (18, 1105385), (30, 663231), (45, 442154), (90, 221077)]