13219808

素因数分解:

$2^5\times 7^2\times {\mathrm{8431}}^1$

素因数の和:8455

約数の個数: 36

約数和(自身を含む): 30279312

約数和(自身を除く): 17059504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 8431, 16862, 33724, 59017, 67448, 118034, 134896, 236068, 269792, 413119, 472136, 826238, 944272, 1652476, 1888544, 3304952, 6609904, 13219808]

約数ペア:

[(1, 13219808), (2, 6609904), (4, 3304952), (7, 1888544), (8, 1652476), (14, 944272), (16, 826238), (28, 472136), (32, 413119), (49, 269792), (56, 236068), (98, 134896), (112, 118034), (196, 67448), (224, 59017), (392, 33724), (784, 16862), (1568, 8431)]