18638746884

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{7727507}}^1$

素因数の和:7727584

約数の個数: 36

約数和(自身を含む): 47817819504

約数和(自身を除く): 29179072620

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 7727507, 15455014, 23182521, 30910028, 46365042, 69547563, 92730084, 139095126, 278190252, 517742969, 1035485938, 1553228907, 2070971876, 3106457814, 4659686721, 6212915628, 9319373442, 18638746884]

約数ペア:

[(1, 18638746884), (2, 9319373442), (3, 6212915628), (4, 4659686721), (6, 3106457814), (9, 2070971876), (12, 1553228907), (18, 1035485938), (36, 517742969), (67, 278190252), (134, 139095126), (201, 92730084), (268, 69547563), (402, 46365042), (603, 30910028), (804, 23182521), (1206, 15455014), (2412, 7727507)]