20924701968

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{10137937}}^1$

素因数の和:10137991

約数の個数: 40

約数和(自身を含む): 55312589728

約数和(自身を除く): 34387887760

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 10137937, 20275874, 30413811, 40551748, 60827622, 81103496, 121655244, 162206992, 243310488, 435931291, 486620976, 871862582, 1307793873, 1743725164, 2615587746, 3487450328, 5231175492, 6974900656, 10462350984, 20924701968]

約数ペア:

[(1, 20924701968), (2, 10462350984), (3, 6974900656), (4, 5231175492), (6, 3487450328), (8, 2615587746), (12, 1743725164), (16, 1307793873), (24, 871862582), (43, 486620976), (48, 435931291), (86, 243310488), (129, 162206992), (172, 121655244), (258, 81103496), (344, 60827622), (516, 40551748), (688, 30413811), (1032, 20275874), (2064, 10137937)]