18645564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3313}}^1$

素因数の和:3394

約数の個数: 48

約数和(自身を含む): 50478848

約数和(自身を除く): 31833284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 67, 84, 134, 201, 268, 402, 469, 804, 938, 1407, 1876, 2814, 3313, 5628, 6626, 9939, 13252, 19878, 23191, 39756, 46382, 69573, 92764, 139146, 221971, 278292, 443942, 665913, 887884, 1331826, 1553797, 2663652, 3107594, 4661391, 6215188, 9322782, 18645564]

約数ペア:

[(1, 18645564), (2, 9322782), (3, 6215188), (4, 4661391), (6, 3107594), (7, 2663652), (12, 1553797), (14, 1331826), (21, 887884), (28, 665913), (42, 443942), (67, 278292), (84, 221971), (134, 139146), (201, 92764), (268, 69573), (402, 46382), (469, 39756), (804, 23191), (938, 19878), (1407, 13252), (1876, 9939), (2814, 6626), (3313, 5628)]