31878938

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1637}}^1$

素因数の和:1766

約数の個数: 32

約数和(自身を含む): 59439744

約数和(自身を除く): 27560806

約数列:

[1, 2, 7, 13, 14, 26, 91, 107, 182, 214, 749, 1391, 1498, 1637, 2782, 3274, 9737, 11459, 19474, 21281, 22918, 42562, 148967, 175159, 297934, 350318, 1226113, 2277067, 2452226, 4554134, 15939469, 31878938]

約数ペア:

[(1, 31878938), (2, 15939469), (7, 4554134), (13, 2452226), (14, 2277067), (26, 1226113), (91, 350318), (107, 297934), (182, 175159), (214, 148967), (749, 42562), (1391, 22918), (1498, 21281), (1637, 19474), (2782, 11459), (3274, 9737)]