19151890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{66041}}^1$

素因数の和:66077

約数の個数: 16

約数和(自身を含む): 35662680

約数和(自身を除く): 16510790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 66041, 132082, 330205, 660410, 1915189, 3830378, 9575945, 19151890]

約数ペア:

[(1, 19151890), (2, 9575945), (5, 3830378), (10, 1915189), (29, 660410), (58, 330205), (145, 132082), (290, 66041)]