668733766

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{1607}}^1$

素因数の和:1908

約数の個数: 32

約数和(自身を含む): 1083663360

約数和(自身を除く): 414929594

約数列:

[1, 2, 19, 38, 47, 94, 233, 466, 893, 1607, 1786, 3214, 4427, 8854, 10951, 21902, 30533, 61066, 75529, 151058, 208069, 374431, 416138, 748862, 1435051, 2870102, 7114189, 14228378, 17598257, 35196514, 334366883, 668733766]

約数ペア:

[(1, 668733766), (2, 334366883), (19, 35196514), (38, 17598257), (47, 14228378), (94, 7114189), (233, 2870102), (466, 1435051), (893, 748862), (1607, 416138), (1786, 374431), (3214, 208069), (4427, 151058), (8854, 75529), (10951, 61066), (21902, 30533)]