26558668

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{1223}}^1$

素因数の和:1377

約数の個数: 24

約数和(自身を含む): 47809440

約数和(自身を除く): 21250772

約数列:

[1, 2, 4, 61, 89, 122, 178, 244, 356, 1223, 2446, 4892, 5429, 10858, 21716, 74603, 108847, 149206, 217694, 298412, 435388, 6639667, 13279334, 26558668]

約数ペア:

[(1, 26558668), (2, 13279334), (4, 6639667), (61, 435388), (89, 298412), (122, 217694), (178, 149206), (244, 108847), (356, 74603), (1223, 21716), (2446, 10858), (4892, 5429)]