19713190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{40231}}^1$

素因数の和:40252

約数の個数: 24

約数和(自身を含む): 41278032

約数和(自身を除く): 21564842

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 40231, 80462, 201155, 281617, 402310, 563234, 1408085, 1971319, 2816170, 3942638, 9856595, 19713190]

約数ペア:

[(1, 19713190), (2, 9856595), (5, 3942638), (7, 2816170), (10, 1971319), (14, 1408085), (35, 563234), (49, 402310), (70, 281617), (98, 201155), (245, 80462), (490, 40231)]