19383890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{66841}}^1$

素因数の和:66877

約数の個数: 16

約数和(自身を含む): 36094680

約数和(自身を除く): 16710790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 66841, 133682, 334205, 668410, 1938389, 3876778, 9691945, 19383890]

約数ペア:

[(1, 19383890), (2, 9691945), (5, 3876778), (10, 1938389), (29, 668410), (58, 334205), (145, 133682), (290, 66841)]