19151988

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{21863}}^1$

素因数の和:21943

約数の個数: 24

約数和(自身を含む): 45302208

約数和(自身を除く): 26150220

約数列:

[1, 2, 3, 4, 6, 12, 73, 146, 219, 292, 438, 876, 21863, 43726, 65589, 87452, 131178, 262356, 1595999, 3191998, 4787997, 6383996, 9575994, 19151988]

約数ペア:

[(1, 19151988), (2, 9575994), (3, 6383996), (4, 4787997), (6, 3191998), (12, 1595999), (73, 262356), (146, 131178), (219, 87452), (292, 65589), (438, 43726), (876, 21863)]