20213332371

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{811}}^1\times {\mathrm{64403}}^1$

素因数の和:65263

約数の個数: 24

約数和(自身を含む): 29913339456

約数和(自身を除く): 9700007085

約数列:

[1, 3, 9, 43, 129, 387, 811, 2433, 7299, 34873, 64403, 104619, 193209, 313857, 579627, 2769329, 8307987, 24923961, 52230833, 156692499, 470077497, 2245925819, 6737777457, 20213332371]

約数ペア:

[(1, 20213332371), (3, 6737777457), (9, 2245925819), (43, 470077497), (129, 156692499), (387, 52230833), (811, 24923961), (2433, 8307987), (7299, 2769329), (34873, 579627), (64403, 313857), (104619, 193209)]