19826380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{20231}}^1$

素因数の和:20254

約数の個数: 36

約数和(自身を含む): 48435408

約数和(自身を除く): 28609028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 20231, 40462, 80924, 101155, 141617, 202310, 283234, 404620, 566468, 708085, 991319, 1416170, 1982638, 2832340, 3965276, 4956595, 9913190, 19826380]

約数ペア:

[(1, 19826380), (2, 9913190), (4, 4956595), (5, 3965276), (7, 2832340), (10, 1982638), (14, 1416170), (20, 991319), (28, 708085), (35, 566468), (49, 404620), (70, 283234), (98, 202310), (140, 141617), (196, 101155), (245, 80924), (490, 40462), (980, 20231)]