19948620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{332477}}^1$

素因数の和:332489

約数の個数: 24

約数和(自身を含む): 55856304

約数和(自身を除く): 35907684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 332477, 664954, 997431, 1329908, 1662385, 1994862, 3324770, 3989724, 4987155, 6649540, 9974310, 19948620]

約数ペア:

[(1, 19948620), (2, 9974310), (3, 6649540), (4, 4987155), (5, 3989724), (6, 3324770), (10, 1994862), (12, 1662385), (15, 1329908), (20, 997431), (30, 664954), (60, 332477)]