2019907929

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1204477}}^1$

素因数の和:1204536

約数の個数: 16

約数和(自身を含む): 2967833792

約数和(自身を除く): 947925863

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 1204477, 3613431, 15658201, 46974603, 51792511, 155377533, 673302643, 2019907929]

約数ペア:

[(1, 2019907929), (3, 673302643), (13, 155377533), (39, 51792511), (43, 46974603), (129, 15658201), (559, 3613431), (1677, 1204477)]