20734512

素因数分解:

$2^4\times 3^1\times {\mathrm{487}}^1\times {\mathrm{887}}^1$

素因数の和:1385

約数の個数: 40

約数和(自身を含む): 53734656

約数和(自身を除く): 33000144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 487, 887, 974, 1461, 1774, 1948, 2661, 2922, 3548, 3896, 5322, 5844, 7096, 7792, 10644, 11688, 14192, 21288, 23376, 42576, 431969, 863938, 1295907, 1727876, 2591814, 3455752, 5183628, 6911504, 10367256, 20734512]

約数ペア:

[(1, 20734512), (2, 10367256), (3, 6911504), (4, 5183628), (6, 3455752), (8, 2591814), (12, 1727876), (16, 1295907), (24, 863938), (48, 431969), (487, 42576), (887, 23376), (974, 21288), (1461, 14192), (1774, 11688), (1948, 10644), (2661, 7792), (2922, 7096), (3548, 5844), (3896, 5322)]