19935810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{221509}}^1$

素因数の和:221522

約数の個数: 24

約数和(自身を含む): 51833340

約数和(自身を除く): 31897530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 221509, 443018, 664527, 1107545, 1329054, 1993581, 2215090, 3322635, 3987162, 6645270, 9967905, 19935810]

約数ペア:

[(1, 19935810), (2, 9967905), (3, 6645270), (5, 3987162), (6, 3322635), (9, 2215090), (10, 1993581), (15, 1329054), (18, 1107545), (30, 664527), (45, 443018), (90, 221509)]