19168401

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53693}}^1$

素因数の和:53720

約数の個数: 16

約数和(自身を含む): 30927744

約数和(自身を除く): 11759343

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 53693, 161079, 375851, 912781, 1127553, 2738343, 6389467, 19168401]

約数ペア:

[(1, 19168401), (3, 6389467), (7, 2738343), (17, 1127553), (21, 912781), (51, 375851), (119, 161079), (357, 53693)]