20161744976

素因数分解:

$2^4\times {\mathrm{503}}^1\times {\mathrm{2505187}}^1$

素因数の和:2505698

約数の個数: 20

約数和(自身を含む): 39141057312

約数和(自身を除く): 18979312336

約数列:

[1, 2, 4, 8, 16, 503, 1006, 2012, 4024, 8048, 2505187, 5010374, 10020748, 20041496, 40082992, 1260109061, 2520218122, 5040436244, 10080872488, 20161744976]

約数ペア:

[(1, 20161744976), (2, 10080872488), (4, 5040436244), (8, 2520218122), (16, 1260109061), (503, 40082992), (1006, 20041496), (2012, 10020748), (4024, 5010374), (8048, 2505187)]