18425804

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:617

約数の個数: 24

約数和(自身を含む): 32986800

約数和(自身を除く): 14560996

約数列:

[1, 2, 4, 67, 134, 197, 268, 349, 394, 698, 788, 1396, 13199, 23383, 26398, 46766, 52796, 68753, 93532, 137506, 275012, 4606451, 9212902, 18425804]

約数ペア:

[(1, 18425804), (2, 9212902), (4, 4606451), (67, 275012), (134, 137506), (197, 93532), (268, 68753), (349, 52796), (394, 46766), (698, 26398), (788, 23383), (1396, 13199)]