18615648

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{8431}}^1$

素因数の和:8467

約数の個数: 48

約数和(自身を含む): 50996736

約数和(自身を除く): 32381088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 184, 276, 368, 552, 736, 1104, 2208, 8431, 16862, 25293, 33724, 50586, 67448, 101172, 134896, 193913, 202344, 269792, 387826, 404688, 581739, 775652, 809376, 1163478, 1551304, 2326956, 3102608, 4653912, 6205216, 9307824, 18615648]

約数ペア:

[(1, 18615648), (2, 9307824), (3, 6205216), (4, 4653912), (6, 3102608), (8, 2326956), (12, 1551304), (16, 1163478), (23, 809376), (24, 775652), (32, 581739), (46, 404688), (48, 387826), (69, 269792), (92, 202344), (96, 193913), (138, 134896), (184, 101172), (276, 67448), (368, 50586), (552, 33724), (736, 25293), (1104, 16862), (2208, 8431)]