18693010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{38149}}^1$

素因数の和:38170

約数の個数: 24

約数和(自身を含む): 39141900

約数和(自身を除く): 20448890

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 38149, 76298, 190745, 267043, 381490, 534086, 1335215, 1869301, 2670430, 3738602, 9346505, 18693010]

約数ペア:

[(1, 18693010), (2, 9346505), (5, 3738602), (7, 2670430), (10, 1869301), (14, 1335215), (35, 534086), (49, 381490), (70, 267043), (98, 190745), (245, 76298), (490, 38149)]