31880884

素因数分解:

$2^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{2927}}^1$

素因数の和:3327

約数の個数: 24

約数和(自身を含む): 63947520

約数和(自身を除く): 32066636

約数列:

[1, 2, 4, 7, 14, 28, 389, 778, 1556, 2723, 2927, 5446, 5854, 10892, 11708, 20489, 40978, 81956, 1138603, 2277206, 4554412, 7970221, 15940442, 31880884]

約数ペア:

[(1, 31880884), (2, 15940442), (4, 7970221), (7, 4554412), (14, 2277206), (28, 1138603), (389, 81956), (778, 40978), (1556, 20489), (2723, 11708), (2927, 10892), (5446, 5854)]