18945514

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3461}}^1$

素因数の和:3510

約数の個数: 32

約数和(自身を含む): 35894016

約数和(自身を除く): 16948502

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 119, 161, 238, 322, 391, 782, 2737, 3461, 5474, 6922, 24227, 48454, 58837, 79603, 117674, 159206, 411859, 557221, 823718, 1114442, 1353251, 2706502, 9472757, 18945514]

約数ペア:

[(1, 18945514), (2, 9472757), (7, 2706502), (14, 1353251), (17, 1114442), (23, 823718), (34, 557221), (46, 411859), (119, 159206), (161, 117674), (238, 79603), (322, 58837), (391, 48454), (782, 24227), (2737, 6922), (3461, 5474)]