18884754

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2237}}^1$

素因数の和:2319

約数の個数: 48

約数和(自身を含む): 47481408

約数和(自身を除く): 28596654

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 67, 126, 134, 201, 402, 469, 603, 938, 1206, 1407, 2237, 2814, 4221, 4474, 6711, 8442, 13422, 15659, 20133, 31318, 40266, 46977, 93954, 140931, 149879, 281862, 299758, 449637, 899274, 1049153, 1348911, 2098306, 2697822, 3147459, 6294918, 9442377, 18884754]

約数ペア:

[(1, 18884754), (2, 9442377), (3, 6294918), (6, 3147459), (7, 2697822), (9, 2098306), (14, 1348911), (18, 1049153), (21, 899274), (42, 449637), (63, 299758), (67, 281862), (126, 149879), (134, 140931), (201, 93954), (402, 46977), (469, 40266), (603, 31318), (938, 20133), (1206, 15659), (1407, 13422), (2237, 8442), (2814, 6711), (4221, 4474)]