17996518

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:743

約数の個数: 16

約数和(自身を含む): 27442800

約数和(自身を除く): 9446282

約数列:

[1, 2, 131, 149, 262, 298, 461, 922, 19519, 39038, 60391, 68689, 120782, 137378, 8998259, 17996518]

約数ペア:

[(1, 17996518), (2, 8998259), (131, 137378), (149, 120782), (262, 68689), (298, 60391), (461, 39038), (922, 19519)]