26720264

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{661}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 52112640

約数和(自身を除く): 25392376

約数列:

[1, 2, 4, 8, 31, 62, 124, 163, 248, 326, 652, 661, 1304, 1322, 2644, 5053, 5288, 10106, 20212, 20491, 40424, 40982, 81964, 107743, 163928, 215486, 430972, 861944, 3340033, 6680066, 13360132, 26720264]

約数ペア:

[(1, 26720264), (2, 13360132), (4, 6680066), (8, 3340033), (31, 861944), (62, 430972), (124, 215486), (163, 163928), (248, 107743), (326, 81964), (652, 40982), (661, 40424), (1304, 20491), (1322, 20212), (2644, 10106), (5053, 5288)]