20161411216

素因数分解:

$2^4\times {\mathrm{1993}}^1\times {\mathrm{632257}}^1$

素因数の和:634258

約数の個数: 20

約数和(自身を含む): 39082396012

約数和(自身を除く): 18920984796

約数列:

[1, 2, 4, 8, 16, 1993, 3986, 7972, 15944, 31888, 632257, 1264514, 2529028, 5058056, 10116112, 1260088201, 2520176402, 5040352804, 10080705608, 20161411216]

約数ペア:

[(1, 20161411216), (2, 10080705608), (4, 5040352804), (8, 2520176402), (16, 1260088201), (1993, 10116112), (3986, 5058056), (7972, 2529028), (15944, 1264514), (31888, 632257)]