20806890494

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{19518659}}^1$

素因数の和:19518715

約数の個数: 16

約数和(自身を含む): 34430916240

約数和(自身を除く): 13624025746

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 19518659, 39037318, 253742567, 507485134, 800265019, 1600530038, 10403445247, 20806890494]

約数ペア:

[(1, 20806890494), (2, 10403445247), (13, 1600530038), (26, 800265019), (41, 507485134), (82, 253742567), (533, 39037318), (1066, 19518659)]