26289008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{86477}}^1$

素因数の和:86504

約数の個数: 20

約数和(自身を含む): 53616360

約数和(自身を除く): 27327352

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 86477, 172954, 345908, 691816, 1383632, 1643063, 3286126, 6572252, 13144504, 26289008]

約数ペア:

[(1, 26289008), (2, 13144504), (4, 6572252), (8, 3286126), (16, 1643063), (19, 1383632), (38, 691816), (76, 345908), (152, 172954), (304, 86477)]