20482784

素因数分解:

$2^5\times 7^2\times {\mathrm{13063}}^1$

素因数の和:13087

約数の個数: 36

約数和(自身を含む): 46912824

約数和(自身を除く): 26430040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 13063, 26126, 52252, 91441, 104504, 182882, 209008, 365764, 418016, 640087, 731528, 1280174, 1463056, 2560348, 2926112, 5120696, 10241392, 20482784]

約数ペア:

[(1, 20482784), (2, 10241392), (4, 5120696), (7, 2926112), (8, 2560348), (14, 1463056), (16, 1280174), (28, 731528), (32, 640087), (49, 418016), (56, 365764), (98, 209008), (112, 182882), (196, 104504), (224, 91441), (392, 52252), (784, 26126), (1568, 13063)]