19611172

素因数分解:

$2^2\times 7^2\times {\mathrm{100057}}^1$

素因数の和:100075

約数の個数: 18

約数和(自身を含む): 39923142

約数和(自身を除く): 20311970

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 100057, 200114, 400228, 700399, 1400798, 2801596, 4902793, 9805586, 19611172]

約数ペア:

[(1, 19611172), (2, 9805586), (4, 4902793), (7, 2801596), (14, 1400798), (28, 700399), (49, 400228), (98, 200114), (196, 100057)]