25480786

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{4271}}^1$

素因数の和:4449

約数の個数: 16

約数和(自身を含む): 40498560

約数和(自身を除く): 15017774

約数列:

[1, 2, 19, 38, 157, 314, 2983, 4271, 5966, 8542, 81149, 162298, 670547, 1341094, 12740393, 25480786]

約数ペア:

[(1, 25480786), (2, 12740393), (19, 1341094), (38, 670547), (157, 162298), (314, 81149), (2983, 8542), (4271, 5966)]