19005290278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2053}}^1\times {\mathrm{9623}}^1$

素因数の和:11728

約数の個数: 32

約数和(自身を含む): 31549242816

約数和(自身を除く): 12543952538

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 2053, 4106, 9623, 19246, 26689, 53378, 75961, 125099, 151922, 250198, 356051, 712102, 987493, 1974986, 4628663, 9257326, 19756019, 39512038, 256828247, 513656494, 730972703, 1461945406, 9502645139, 19005290278]

約数ペア:

[(1, 19005290278), (2, 9502645139), (13, 1461945406), (26, 730972703), (37, 513656494), (74, 256828247), (481, 39512038), (962, 19756019), (2053, 9257326), (4106, 4628663), (9623, 1974986), (19246, 987493), (26689, 712102), (53378, 356051), (75961, 250198), (125099, 151922)]