20842506

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{60943}}^1$

素因数の和:60970

約数の個数: 24

約数和(自身を含む): 47536320

約数和(自身を除く): 26693814

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 60943, 121886, 182829, 365658, 548487, 1096974, 1157917, 2315834, 3473751, 6947502, 10421253, 20842506]

約数ペア:

[(1, 20842506), (2, 10421253), (3, 6947502), (6, 3473751), (9, 2315834), (18, 1157917), (19, 1096974), (38, 548487), (57, 365658), (114, 182829), (171, 121886), (342, 60943)]