20979342034

素因数分解:

$2^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1213}}^1\times {\mathrm{6271}}^1$

素因数の和:7690

約数の個数: 32

約数和(自身を含む): 36182716416

約数和(自身を除く): 15203374382

約数列:

[1, 2, 7, 14, 197, 394, 1213, 1379, 2426, 2758, 6271, 8491, 12542, 16982, 43897, 87794, 238961, 477922, 1235387, 1672727, 2470774, 3345454, 7606723, 8647709, 15213446, 17295418, 53247061, 106494122, 1498524431, 2997048862, 10489671017, 20979342034]

約数ペア:

[(1, 20979342034), (2, 10489671017), (7, 2997048862), (14, 1498524431), (197, 106494122), (394, 53247061), (1213, 17295418), (1379, 15213446), (2426, 8647709), (2758, 7606723), (6271, 3345454), (8491, 2470774), (12542, 1672727), (16982, 1235387), (43897, 477922), (87794, 238961)]