22275788

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 39816000

約数和(自身を除く): 17540212

約数列:

[1, 2, 4, 79, 157, 158, 314, 316, 449, 628, 898, 1796, 12403, 24806, 35471, 49612, 70493, 70942, 140986, 141884, 281972, 5568947, 11137894, 22275788]

約数ペア:

[(1, 22275788), (2, 11137894), (4, 5568947), (79, 281972), (157, 141884), (158, 140986), (314, 70942), (316, 70493), (449, 49612), (628, 35471), (898, 24806), (1796, 12403)]