20199071019

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{4854379}}^1$

素因数の和:4854474

約数の個数: 16

約数和(自身を含む): 28737929600

約数和(自身を除く): 8538858581

約数列:

[1, 3, 19, 57, 73, 219, 1387, 4161, 4854379, 14563137, 92233201, 276699603, 354369667, 1063109001, 6733023673, 20199071019]

約数ペア:

[(1, 20199071019), (3, 6733023673), (19, 1063109001), (57, 354369667), (73, 276699603), (219, 92233201), (1387, 14563137), (4161, 4854379)]