1997392

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{4027}}^1$

素因数の和:4066

約数の個数: 20

約数和(自身を含む): 3995776

約数和(自身を除く): 1998384

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 4027, 8054, 16108, 32216, 64432, 124837, 249674, 499348, 998696, 1997392]

約数ペア:

[(1, 1997392), (2, 998696), (4, 499348), (8, 249674), (16, 124837), (31, 64432), (62, 32216), (124, 16108), (248, 8054), (496, 4027)]