18949162

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1223}}^1$

素因数の和:1413

約数の個数: 16

約数和(自身を含む): 29140992

約数和(自身を除く): 10191830

約数列:

[1, 2, 61, 122, 127, 254, 1223, 2446, 7747, 15494, 74603, 149206, 155321, 310642, 9474581, 18949162]

約数ペア:

[(1, 18949162), (2, 9474581), (61, 310642), (122, 155321), (127, 149206), (254, 74603), (1223, 15494), (2446, 7747)]