20865584

素因数分解:

$2^4\times {\mathrm{877}}^1\times {\mathrm{1487}}^1$

素因数の和:2372

約数の個数: 20

約数和(自身を含む): 40500384

約数和(自身を除く): 19634800

約数列:

[1, 2, 4, 8, 16, 877, 1487, 1754, 2974, 3508, 5948, 7016, 11896, 14032, 23792, 1304099, 2608198, 5216396, 10432792, 20865584]

約数ペア:

[(1, 20865584), (2, 10432792), (4, 5216396), (8, 2608198), (16, 1304099), (877, 23792), (1487, 14032), (1754, 11896), (2974, 7016), (3508, 5948)]