18015536

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2089}}^1$

素因数の和:2122

約数の個数: 60

約数和(自身を含む): 44316360

約数和(自身を除く): 26300824

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 308, 392, 539, 616, 784, 1078, 1232, 2089, 2156, 4178, 4312, 8356, 8624, 14623, 16712, 22979, 29246, 33424, 45958, 58492, 91916, 102361, 116984, 160853, 183832, 204722, 233968, 321706, 367664, 409444, 643412, 818888, 1125971, 1286824, 1637776, 2251942, 2573648, 4503884, 9007768, 18015536]

約数ペア:

[(1, 18015536), (2, 9007768), (4, 4503884), (7, 2573648), (8, 2251942), (11, 1637776), (14, 1286824), (16, 1125971), (22, 818888), (28, 643412), (44, 409444), (49, 367664), (56, 321706), (77, 233968), (88, 204722), (98, 183832), (112, 160853), (154, 116984), (176, 102361), (196, 91916), (308, 58492), (392, 45958), (539, 33424), (616, 29246), (784, 22979), (1078, 16712), (1232, 14623), (2089, 8624), (2156, 8356), (4178, 4312)]