20254542

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6263}}^1$

素因数の和:6293

約数の個数: 48

約数和(自身を含む): 51414912

約数和(自身を除く): 31160370

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 98, 147, 154, 231, 294, 462, 539, 1078, 1617, 3234, 6263, 12526, 18789, 37578, 43841, 68893, 87682, 131523, 137786, 206679, 263046, 306887, 413358, 482251, 613774, 920661, 964502, 1446753, 1841322, 2893506, 3375757, 6751514, 10127271, 20254542]

約数ペア:

[(1, 20254542), (2, 10127271), (3, 6751514), (6, 3375757), (7, 2893506), (11, 1841322), (14, 1446753), (21, 964502), (22, 920661), (33, 613774), (42, 482251), (49, 413358), (66, 306887), (77, 263046), (98, 206679), (147, 137786), (154, 131523), (231, 87682), (294, 68893), (462, 43841), (539, 37578), (1078, 18789), (1617, 12526), (3234, 6263)]