8937968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{443}}^1$

素因数の和:561

約数の個数: 40

約数和(自身を含む): 18884208

約数和(自身を除く): 9946240

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 388, 443, 776, 886, 1261, 1552, 1772, 2522, 3544, 5044, 5759, 7088, 10088, 11518, 20176, 23036, 42971, 46072, 85942, 92144, 171884, 343768, 558623, 687536, 1117246, 2234492, 4468984, 8937968]

約数ペア:

[(1, 8937968), (2, 4468984), (4, 2234492), (8, 1117246), (13, 687536), (16, 558623), (26, 343768), (52, 171884), (97, 92144), (104, 85942), (194, 46072), (208, 42971), (388, 23036), (443, 20176), (776, 11518), (886, 10088), (1261, 7088), (1552, 5759), (1772, 5044), (2522, 3544)]