1978643854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{496897}}^1$

素因数の和:497091

約数の個数: 16

約数和(自身を含む): 3255675696

約数和(自身を除く): 1277031842

約数列:

[1, 2, 11, 22, 181, 362, 1991, 3982, 496897, 993794, 5465867, 10931734, 89938357, 179876714, 989321927, 1978643854]

約数ペア:

[(1, 1978643854), (2, 989321927), (11, 179876714), (22, 89938357), (181, 10931734), (362, 5465867), (1991, 993794), (3982, 496897)]