1971004048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9475981}}^1$

素因数の和:9476002

約数の個数: 20

約数和(自身を含む): 4112576188

約数和(自身を除く): 2141572140

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9475981, 18951962, 37903924, 75807848, 123187753, 151615696, 246375506, 492751012, 985502024, 1971004048]

約数ペア:

[(1, 1971004048), (2, 985502024), (4, 492751012), (8, 246375506), (13, 151615696), (16, 123187753), (26, 75807848), (52, 37903924), (104, 18951962), (208, 9475981)]