19501712

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{17167}}^1$

素因数の和:17246

約数の個数: 20

約数和(自身を含む): 38318976

約数和(自身を除く): 18817264

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 17167, 34334, 68668, 137336, 274672, 1218857, 2437714, 4875428, 9750856, 19501712]

約数ペア:

[(1, 19501712), (2, 9750856), (4, 4875428), (8, 2437714), (16, 1218857), (71, 274672), (142, 137336), (284, 68668), (568, 34334), (1136, 17167)]