18413416

素因数分解:

$2^3\times 7^2\times {\mathrm{107}}^1\times {\mathrm{439}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 40629600

約数和(自身を除く): 22216184

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 107, 196, 214, 392, 428, 439, 749, 856, 878, 1498, 1756, 2996, 3073, 3512, 5243, 5992, 6146, 10486, 12292, 20972, 21511, 24584, 41944, 43022, 46973, 86044, 93946, 172088, 187892, 328811, 375784, 657622, 1315244, 2301677, 2630488, 4603354, 9206708, 18413416]

約数ペア:

[(1, 18413416), (2, 9206708), (4, 4603354), (7, 2630488), (8, 2301677), (14, 1315244), (28, 657622), (49, 375784), (56, 328811), (98, 187892), (107, 172088), (196, 93946), (214, 86044), (392, 46973), (428, 43022), (439, 41944), (749, 24584), (856, 21511), (878, 20972), (1498, 12292), (1756, 10486), (2996, 6146), (3073, 5992), (3512, 5243)]