19509313945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1021}}^1\times {\mathrm{3373}}^1$

素因数の和:4513

約数の個数: 32

約数和(自身を含む): 25820331264

約数和(自身を除く): 6311017319

約数列:

[1, 5, 11, 55, 103, 515, 1021, 1133, 3373, 5105, 5665, 11231, 16865, 37103, 56155, 105163, 185515, 347419, 525815, 1156793, 1737095, 3443833, 3821609, 5783965, 17219165, 19108045, 37882163, 189410815, 354714799, 1773573995, 3901862789, 19509313945]

約数ペア:

[(1, 19509313945), (5, 3901862789), (11, 1773573995), (55, 354714799), (103, 189410815), (515, 37882163), (1021, 19108045), (1133, 17219165), (3373, 5783965), (5105, 3821609), (5665, 3443833), (11231, 1737095), (16865, 1156793), (37103, 525815), (56155, 347419), (105163, 185515)]