20687832

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{8707}}^1$

素因数の和:8733

約数の個数: 64

約数和(自身を含む): 62697600

約数和(自身を除く): 42009768

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 88, 99, 108, 132, 198, 216, 264, 297, 396, 594, 792, 1188, 2376, 8707, 17414, 26121, 34828, 52242, 69656, 78363, 95777, 104484, 156726, 191554, 208968, 235089, 287331, 313452, 383108, 470178, 574662, 626904, 766216, 861993, 940356, 1149324, 1723986, 1880712, 2298648, 2585979, 3447972, 5171958, 6895944, 10343916, 20687832]

約数ペア:

[(1, 20687832), (2, 10343916), (3, 6895944), (4, 5171958), (6, 3447972), (8, 2585979), (9, 2298648), (11, 1880712), (12, 1723986), (18, 1149324), (22, 940356), (24, 861993), (27, 766216), (33, 626904), (36, 574662), (44, 470178), (54, 383108), (66, 313452), (72, 287331), (88, 235089), (99, 208968), (108, 191554), (132, 156726), (198, 104484), (216, 95777), (264, 78363), (297, 69656), (396, 52242), (594, 34828), (792, 26121), (1188, 17414), (2376, 8707)]