20908463829

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1007297}}^1$

素因数の和:1007365

約数の個数: 32

約数和(自身を含む): 33071607936

約数和(自身を除く): 12163144107

約数列:

[1, 3, 11, 17, 33, 37, 51, 111, 187, 407, 561, 629, 1221, 1887, 6919, 20757, 1007297, 3021891, 11080267, 17124049, 33240801, 37269989, 51372147, 111809967, 188364539, 409969879, 565093617, 633589813, 1229909637, 1900769439, 6969487943, 20908463829]

約数ペア:

[(1, 20908463829), (3, 6969487943), (11, 1900769439), (17, 1229909637), (33, 633589813), (37, 565093617), (51, 409969879), (111, 188364539), (187, 111809967), (407, 51372147), (561, 37269989), (629, 33240801), (1221, 17124049), (1887, 11080267), (6919, 3021891), (20757, 1007297)]