18984770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{271211}}^1$

素因数の和:271225

約数の個数: 16

約数和(自身を含む): 39054528

約数和(自身を除く): 20069758

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 271211, 542422, 1356055, 1898477, 2712110, 3796954, 9492385, 18984770]

約数ペア:

[(1, 18984770), (2, 9492385), (5, 3796954), (7, 2712110), (10, 1898477), (14, 1356055), (35, 542422), (70, 271211)]