18280168

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{967}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 36590400

約数和(自身を除く): 18310232

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139, 278, 556, 967, 1112, 1934, 2363, 3868, 4726, 7736, 9452, 16439, 18904, 32878, 65756, 131512, 134413, 268826, 537652, 1075304, 2285021, 4570042, 9140084, 18280168]

約数ペア:

[(1, 18280168), (2, 9140084), (4, 4570042), (8, 2285021), (17, 1075304), (34, 537652), (68, 268826), (136, 134413), (139, 131512), (278, 65756), (556, 32878), (967, 18904), (1112, 16439), (1934, 9452), (2363, 7736), (3868, 4726)]