19315270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{148579}}^1$

素因数の和:148599

約数の個数: 16

約数和(自身を含む): 37442160

約数和(自身を除く): 18126890

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 148579, 297158, 742895, 1485790, 1931527, 3863054, 9657635, 19315270]

約数ペア:

[(1, 19315270), (2, 9657635), (5, 3863054), (10, 1931527), (13, 1485790), (26, 742895), (65, 297158), (130, 148579)]