20780181357

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{929}}^1\times {\mathrm{44119}}^1$

素因数の和:45077

約数の個数: 24

約数和(自身を含む): 30035131200

約数和(自身を除く): 9254949843

約数列:

[1, 3, 13, 39, 169, 507, 929, 2787, 12077, 36231, 44119, 132357, 157001, 471003, 573547, 1720641, 7456111, 22368333, 40986551, 122959653, 532825163, 1598475489, 6926727119, 20780181357]

約数ペア:

[(1, 20780181357), (3, 6926727119), (13, 1598475489), (39, 532825163), (169, 122959653), (507, 40986551), (929, 22368333), (2787, 7456111), (12077, 1720641), (36231, 573547), (44119, 471003), (132357, 157001)]