220172798

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{38371}}^1$

素因数の和:38543

約数の個数: 16

約数和(自身を含む): 349952640

約数和(自身を除く): 129779842

約数列:

[1, 2, 19, 38, 151, 302, 2869, 5738, 38371, 76742, 729049, 1458098, 5794021, 11588042, 110086399, 220172798]

約数ペア:

[(1, 220172798), (2, 110086399), (19, 11588042), (38, 5794021), (151, 1458098), (302, 729049), (2869, 76742), (5738, 38371)]