20410636

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{991}}^1$

素因数の和:1285

約数の個数: 24

約数和(自身を含む): 37775360

約数和(自身を除く): 17364724

約数列:

[1, 2, 4, 19, 38, 76, 271, 542, 991, 1084, 1982, 3964, 5149, 10298, 18829, 20596, 37658, 75316, 268561, 537122, 1074244, 5102659, 10205318, 20410636]

約数ペア:

[(1, 20410636), (2, 10205318), (4, 5102659), (19, 1074244), (38, 537122), (76, 268561), (271, 75316), (542, 37658), (991, 20596), (1084, 18829), (1982, 10298), (3964, 5149)]