18788532

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4759}}^1$

素因数の和:4820

約数の個数: 48

約数和(自身を含む): 51179520

約数和(自身を除く): 32390988

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 4759, 9518, 14277, 19036, 28554, 33313, 57108, 66626, 99939, 133252, 199878, 223673, 399756, 447346, 671019, 894692, 1342038, 1565711, 2684076, 3131422, 4697133, 6262844, 9394266, 18788532]

約数ペア:

[(1, 18788532), (2, 9394266), (3, 6262844), (4, 4697133), (6, 3131422), (7, 2684076), (12, 1565711), (14, 1342038), (21, 894692), (28, 671019), (42, 447346), (47, 399756), (84, 223673), (94, 199878), (141, 133252), (188, 99939), (282, 66626), (329, 57108), (564, 33313), (658, 28554), (987, 19036), (1316, 14277), (1974, 9518), (3948, 4759)]