20956404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10847}}^1$

素因数の和:10884

約数の個数: 48

約数和(自身を含む): 58318848

約数和(自身を除く): 37362444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 10847, 21694, 32541, 43388, 65082, 75929, 130164, 151858, 227787, 249481, 303716, 455574, 498962, 748443, 911148, 997924, 1496886, 1746367, 2993772, 3492734, 5239101, 6985468, 10478202, 20956404]

約数ペア:

[(1, 20956404), (2, 10478202), (3, 6985468), (4, 5239101), (6, 3492734), (7, 2993772), (12, 1746367), (14, 1496886), (21, 997924), (23, 911148), (28, 748443), (42, 498962), (46, 455574), (69, 303716), (84, 249481), (92, 227787), (138, 151858), (161, 130164), (276, 75929), (322, 65082), (483, 43388), (644, 32541), (966, 21694), (1932, 10847)]