16789340

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 36796032

約数和(自身を除く): 20006692

約数列:

[1, 2, 4, 5, 10, 20, 47, 53, 94, 106, 188, 212, 235, 265, 337, 470, 530, 674, 940, 1060, 1348, 1685, 2491, 3370, 4982, 6740, 9964, 12455, 15839, 17861, 24910, 31678, 35722, 49820, 63356, 71444, 79195, 89305, 158390, 178610, 316780, 357220, 839467, 1678934, 3357868, 4197335, 8394670, 16789340]

約数ペア:

[(1, 16789340), (2, 8394670), (4, 4197335), (5, 3357868), (10, 1678934), (20, 839467), (47, 357220), (53, 316780), (94, 178610), (106, 158390), (188, 89305), (212, 79195), (235, 71444), (265, 63356), (337, 49820), (470, 35722), (530, 31678), (674, 24910), (940, 17861), (1060, 15839), (1348, 12455), (1685, 9964), (2491, 6740), (3370, 4982)]