19606370

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{40013}}^1$

素因数の和:40034

約数の個数: 24

約数和(自身を含む): 41054364

約数和(自身を除く): 21447994

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 40013, 80026, 200065, 280091, 400130, 560182, 1400455, 1960637, 2800910, 3921274, 9803185, 19606370]

約数ペア:

[(1, 19606370), (2, 9803185), (5, 3921274), (7, 2800910), (10, 1960637), (14, 1400455), (35, 560182), (49, 400130), (70, 280091), (98, 200065), (245, 80026), (490, 40013)]