20797740531

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{151}}^1\times {\mathrm{140401}}^1$

素因数の和:140667

約数の個数: 24

約数和(自身を含む): 30517778720

約数和(自身を除く): 9720038189

約数列:

[1, 3, 9, 109, 151, 327, 453, 981, 1359, 16459, 49377, 140401, 148131, 421203, 1263609, 15303709, 21200551, 45911127, 63601653, 137733381, 190804959, 2310860059, 6932580177, 20797740531]

約数ペア:

[(1, 20797740531), (3, 6932580177), (9, 2310860059), (109, 190804959), (151, 137733381), (327, 63601653), (453, 45911127), (981, 21200551), (1359, 15303709), (16459, 1263609), (49377, 421203), (140401, 148131)]