12889216

素因数分解:

$2^7\times {\mathrm{101}}^1\times {\mathrm{997}}^1$

素因数の和:1112

約数の個数: 32

約数和(自身を含む): 25957980

約数和(自身を除く): 13068764

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 404, 808, 997, 1616, 1994, 3232, 3988, 6464, 7976, 12928, 15952, 31904, 63808, 100697, 127616, 201394, 402788, 805576, 1611152, 3222304, 6444608, 12889216]

約数ペア:

[(1, 12889216), (2, 6444608), (4, 3222304), (8, 1611152), (16, 805576), (32, 402788), (64, 201394), (101, 127616), (128, 100697), (202, 63808), (404, 31904), (808, 15952), (997, 12928), (1616, 7976), (1994, 6464), (3232, 3988)]