17687230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{6991}}^1$

素因数の和:7032

約数の個数: 32

約数和(自身を含む): 36246528

約数和(自身を除く): 18559298

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 6991, 13982, 34955, 69910, 76901, 153802, 160793, 321586, 384505, 769010, 803965, 1607930, 1768723, 3537446, 8843615, 17687230]

約数ペア:

[(1, 17687230), (2, 8843615), (5, 3537446), (10, 1768723), (11, 1607930), (22, 803965), (23, 769010), (46, 384505), (55, 321586), (110, 160793), (115, 153802), (230, 76901), (253, 69910), (506, 34955), (1265, 13982), (2530, 6991)]