20175079671

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{61}}^2\times {\mathrm{8731}}^1$

素因数の和:8885

約数の個数: 48

約数和(自身を含む): 31711829760

約数和(自身を除く): 11536750089

約数列:

[1, 3, 9, 23, 27, 61, 69, 183, 207, 549, 621, 1403, 1647, 3721, 4209, 8731, 11163, 12627, 26193, 33489, 37881, 78579, 85583, 100467, 200813, 235737, 256749, 532591, 602439, 770247, 1597773, 1807317, 2310741, 4793319, 5421951, 12249593, 14379957, 32488051, 36748779, 97464153, 110246337, 292392459, 330739011, 747225173, 877177377, 2241675519, 6725026557, 20175079671]

約数ペア:

[(1, 20175079671), (3, 6725026557), (9, 2241675519), (23, 877177377), (27, 747225173), (61, 330739011), (69, 292392459), (183, 110246337), (207, 97464153), (549, 36748779), (621, 32488051), (1403, 14379957), (1647, 12249593), (3721, 5421951), (4209, 4793319), (8731, 2310741), (11163, 1807317), (12627, 1597773), (26193, 770247), (33489, 602439), (37881, 532591), (78579, 256749), (85583, 235737), (100467, 200813)]