18497008

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{8317}}^1$

素因数の和:8464

約数の個数: 20

約数和(自身を含む): 36100120

約数和(自身を除く): 17603112

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 8317, 16634, 33268, 66536, 133072, 1156063, 2312126, 4624252, 9248504, 18497008]

約数ペア:

[(1, 18497008), (2, 9248504), (4, 4624252), (8, 2312126), (16, 1156063), (139, 133072), (278, 66536), (556, 33268), (1112, 16634), (2224, 8317)]