18379284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19891}}^1$

素因数の和:19916

約数の個数: 48

約数和(自身を含む): 53469696

約数和(自身を除く): 35090412

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 19891, 39782, 59673, 79564, 119346, 139237, 218801, 238692, 278474, 417711, 437602, 556948, 656403, 835422, 875204, 1312806, 1531607, 1670844, 2625612, 3063214, 4594821, 6126428, 9189642, 18379284]

約数ペア:

[(1, 18379284), (2, 9189642), (3, 6126428), (4, 4594821), (6, 3063214), (7, 2625612), (11, 1670844), (12, 1531607), (14, 1312806), (21, 875204), (22, 835422), (28, 656403), (33, 556948), (42, 437602), (44, 417711), (66, 278474), (77, 238692), (84, 218801), (132, 139237), (154, 119346), (231, 79564), (308, 59673), (462, 39782), (924, 19891)]