19441168

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{4517}}^1$

素因数の和:4794

約数の個数: 20

約数和(自身を含む): 37815660

約数和(自身を除く): 18374492

約数列:

[1, 2, 4, 8, 16, 269, 538, 1076, 2152, 4304, 4517, 9034, 18068, 36136, 72272, 1215073, 2430146, 4860292, 9720584, 19441168]

約数ペア:

[(1, 19441168), (2, 9720584), (4, 4860292), (8, 2430146), (16, 1215073), (269, 72272), (538, 36136), (1076, 18068), (2152, 9034), (4304, 4517)]