19639908

素因数分解:

$2^2\times 3^4\times {\mathrm{60617}}^1$

素因数の和:60633

約数の個数: 30

約数和(自身を含む): 51343446

約数和(自身を除く): 31703538

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 60617, 121234, 181851, 242468, 363702, 545553, 727404, 1091106, 1636659, 2182212, 3273318, 4909977, 6546636, 9819954, 19639908]

約数ペア:

[(1, 19639908), (2, 9819954), (3, 6546636), (4, 4909977), (6, 3273318), (9, 2182212), (12, 1636659), (18, 1091106), (27, 727404), (36, 545553), (54, 363702), (81, 242468), (108, 181851), (162, 121234), (324, 60617)]