20624364

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{8069}}^1$

素因数の和:8150

約数の個数: 36

約数和(自身を含む): 52874640

約数和(自身を除く): 32250276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 8069, 16138, 24207, 32276, 48414, 72621, 96828, 145242, 290484, 572899, 1145798, 1718697, 2291596, 3437394, 5156091, 6874788, 10312182, 20624364]

約数ペア:

[(1, 20624364), (2, 10312182), (3, 6874788), (4, 5156091), (6, 3437394), (9, 2291596), (12, 1718697), (18, 1145798), (36, 572899), (71, 290484), (142, 145242), (213, 96828), (284, 72621), (426, 48414), (639, 32276), (852, 24207), (1278, 16138), (2556, 8069)]