20621504

素因数分解:

$2^6\times {\mathrm{419}}^1\times {\mathrm{769}}^1$

素因数の和:1200

約数の個数: 28

約数和(自身を含む): 41071800

約数和(自身を除く): 20450296

約数列:

[1, 2, 4, 8, 16, 32, 64, 419, 769, 838, 1538, 1676, 3076, 3352, 6152, 6704, 12304, 13408, 24608, 26816, 49216, 322211, 644422, 1288844, 2577688, 5155376, 10310752, 20621504]

約数ペア:

[(1, 20621504), (2, 10310752), (4, 5155376), (8, 2577688), (16, 1288844), (32, 644422), (64, 322211), (419, 49216), (769, 26816), (838, 24608), (1538, 13408), (1676, 12304), (3076, 6704), (3352, 6152)]