20648088

素因数分解:

$2^3\times 3^3\times {\mathrm{109}}^1\times {\mathrm{877}}^1$

素因数の和:1001

約数の個数: 64

約数和(自身を含む): 57948000

約数和(自身を除く): 37299912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 109, 216, 218, 327, 436, 654, 872, 877, 981, 1308, 1754, 1962, 2616, 2631, 2943, 3508, 3924, 5262, 5886, 7016, 7848, 7893, 10524, 11772, 15786, 21048, 23544, 23679, 31572, 47358, 63144, 94716, 95593, 189432, 191186, 286779, 382372, 573558, 764744, 860337, 1147116, 1720674, 2294232, 2581011, 3441348, 5162022, 6882696, 10324044, 20648088]

約数ペア:

[(1, 20648088), (2, 10324044), (3, 6882696), (4, 5162022), (6, 3441348), (8, 2581011), (9, 2294232), (12, 1720674), (18, 1147116), (24, 860337), (27, 764744), (36, 573558), (54, 382372), (72, 286779), (108, 191186), (109, 189432), (216, 95593), (218, 94716), (327, 63144), (436, 47358), (654, 31572), (872, 23679), (877, 23544), (981, 21048), (1308, 15786), (1754, 11772), (1962, 10524), (2616, 7893), (2631, 7848), (2943, 7016), (3508, 5886), (3924, 5262)]