20306782

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{3539}}^1$

素因数の和:3711

約数の個数: 16

約数和(自身を含む): 32284800

約数和(自身を除く): 11978018

約数列:

[1, 2, 19, 38, 151, 302, 2869, 3539, 5738, 7078, 67241, 134482, 534389, 1068778, 10153391, 20306782]

約数ペア:

[(1, 20306782), (2, 10153391), (19, 1068778), (38, 534389), (151, 134482), (302, 67241), (2869, 7078), (3539, 5738)]