20888911659

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{977}}^1\times {\mathrm{92557}}^1$

素因数の和:93555

約数の個数: 32

約数和(自身を含む): 34760342016

約数和(自身を除く): 13871430357

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 977, 2931, 6839, 10747, 20517, 32241, 75229, 92557, 225687, 277671, 647899, 1018127, 1943697, 3054381, 7126889, 21380667, 90428189, 271284567, 632997323, 994710079, 1898991969, 2984130237, 6962970553, 20888911659]

約数ペア:

[(1, 20888911659), (3, 6962970553), (7, 2984130237), (11, 1898991969), (21, 994710079), (33, 632997323), (77, 271284567), (231, 90428189), (977, 21380667), (2931, 7126889), (6839, 3054381), (10747, 1943697), (20517, 1018127), (32241, 647899), (75229, 277671), (92557, 225687)]