31509868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{6247}}^1$

素因数の和:6361

約数の個数: 24

約数和(自身を含む): 60005792

約数和(自身を除く): 28495924

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 5044, 6247, 12494, 24988, 81211, 162422, 324844, 605959, 1211918, 2423836, 7877467, 15754934, 31509868]

約数ペア:

[(1, 31509868), (2, 15754934), (4, 7877467), (13, 2423836), (26, 1211918), (52, 605959), (97, 324844), (194, 162422), (388, 81211), (1261, 24988), (2522, 12494), (5044, 6247)]