20570734079

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{379723}}^1$

素因数の和:379910

約数の個数: 16

約数和(自身を含む): 24059312640

約数和(自身を除く): 3488578561

約数列:

[1, 7, 71, 109, 497, 763, 7739, 54173, 379723, 2658061, 26960333, 41389807, 188722331, 289728649, 2938676297, 20570734079]

約数ペア:

[(1, 20570734079), (7, 2938676297), (71, 289728649), (109, 188722331), (497, 41389807), (763, 26960333), (7739, 2658061), (54173, 379723)]