19131070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{39043}}^1$

素因数の和:39064

約数の個数: 24

約数和(自身を含む): 40059144

約数和(自身を除く): 20928074

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 39043, 78086, 195215, 273301, 390430, 546602, 1366505, 1913107, 2733010, 3826214, 9565535, 19131070]

約数ペア:

[(1, 19131070), (2, 9565535), (5, 3826214), (7, 2733010), (10, 1913107), (14, 1366505), (35, 546602), (49, 390430), (70, 273301), (98, 195215), (245, 78086), (490, 39043)]