20177160976

素因数分解:

$2^4\times 7^1\times {\mathrm{1423}}^1\times {\mathrm{126601}}^1$

素因数の和:128039

約数の個数: 40

約数和(自身を含む): 44709749504

約数和(自身を除く): 24532588528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1423, 2846, 5692, 9961, 11384, 19922, 22768, 39844, 79688, 126601, 159376, 253202, 506404, 886207, 1012808, 1772414, 2025616, 3544828, 7089656, 14179312, 180153223, 360306446, 720612892, 1261072561, 1441225784, 2522145122, 2882451568, 5044290244, 10088580488, 20177160976]

約数ペア:

[(1, 20177160976), (2, 10088580488), (4, 5044290244), (7, 2882451568), (8, 2522145122), (14, 1441225784), (16, 1261072561), (28, 720612892), (56, 360306446), (112, 180153223), (1423, 14179312), (2846, 7089656), (5692, 3544828), (9961, 2025616), (11384, 1772414), (19922, 1012808), (22768, 886207), (39844, 506404), (79688, 253202), (126601, 159376)]