18561345

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 34781184

約数和(自身を除く): 16219839

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 67, 69, 73, 115, 165, 201, 219, 253, 335, 345, 365, 737, 759, 803, 1005, 1095, 1265, 1541, 1679, 2211, 2409, 3685, 3795, 4015, 4623, 4891, 5037, 7705, 8395, 11055, 12045, 14673, 16951, 18469, 23115, 24455, 25185, 50853, 53801, 55407, 73365, 84755, 92345, 112493, 161403, 254265, 269005, 277035, 337479, 562465, 807015, 1237423, 1687395, 3712269, 6187115, 18561345]

約数ペア:

[(1, 18561345), (3, 6187115), (5, 3712269), (11, 1687395), (15, 1237423), (23, 807015), (33, 562465), (55, 337479), (67, 277035), (69, 269005), (73, 254265), (115, 161403), (165, 112493), (201, 92345), (219, 84755), (253, 73365), (335, 55407), (345, 53801), (365, 50853), (737, 25185), (759, 24455), (803, 23115), (1005, 18469), (1095, 16951), (1265, 14673), (1541, 12045), (1679, 11055), (2211, 8395), (2409, 7705), (3685, 5037), (3795, 4891), (4015, 4623)]