642116784

素因数分解:

$2^4\times 3^1\times {\mathrm{13377433}}^1$

素因数の和:13377444

約数の個数: 20

約数和(自身を含む): 1658801816

約数和(自身を除く): 1016685032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13377433, 26754866, 40132299, 53509732, 80264598, 107019464, 160529196, 214038928, 321058392, 642116784]

約数ペア:

[(1, 642116784), (2, 321058392), (3, 214038928), (4, 160529196), (6, 107019464), (8, 80264598), (12, 53509732), (16, 40132299), (24, 26754866), (48, 13377433)]