20174772261

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50563339}}^1$

素因数の和:50563368

約数の個数: 16

約数和(自身を含む): 32360537600

約数和(自身を除く): 12185765339

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50563339, 151690017, 353943373, 960703441, 1061830119, 2882110323, 6724924087, 20174772261]

約数ペア:

[(1, 20174772261), (3, 6724924087), (7, 2882110323), (19, 1061830119), (21, 960703441), (57, 353943373), (133, 151690017), (399, 50563339)]