20172489587733

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{24749}}^1\times {\mathrm{902639}}^1$

素因数の和:927441

約数の個数: 32

約数和(自身を含む): 31455198720000

約数和(自身を除く): 11282709132267

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 24749, 74247, 173243, 519729, 902639, 1064207, 2707917, 3192621, 6318473, 7449449, 18955419, 22348347, 38813477, 116440431, 271694339, 815083017, 22339412611, 67018237833, 156375888277, 469127664831, 960594742273, 2881784226819, 6724163195911, 20172489587733]

約数ペア:

[(1, 20172489587733), (3, 6724163195911), (7, 2881784226819), (21, 960594742273), (43, 469127664831), (129, 156375888277), (301, 67018237833), (903, 22339412611), (24749, 815083017), (74247, 271694339), (173243, 116440431), (519729, 38813477), (902639, 22348347), (1064207, 18955419), (2707917, 7449449), (3192621, 6318473)]