18145666

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 36495360

約数和(自身を除く): 18349694

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 47, 77, 94, 109, 154, 161, 218, 253, 322, 329, 506, 517, 658, 763, 1034, 1081, 1199, 1526, 1771, 2162, 2398, 2507, 3542, 3619, 5014, 5123, 7238, 7567, 8393, 10246, 11891, 15134, 16786, 17549, 23782, 27577, 35098, 35861, 55154, 56353, 71722, 83237, 112706, 117829, 166474, 193039, 235658, 386078, 394471, 788942, 824803, 1296119, 1649606, 2592238, 9072833, 18145666]

約数ペア:

[(1, 18145666), (2, 9072833), (7, 2592238), (11, 1649606), (14, 1296119), (22, 824803), (23, 788942), (46, 394471), (47, 386078), (77, 235658), (94, 193039), (109, 166474), (154, 117829), (161, 112706), (218, 83237), (253, 71722), (322, 56353), (329, 55154), (506, 35861), (517, 35098), (658, 27577), (763, 23782), (1034, 17549), (1081, 16786), (1199, 15134), (1526, 11891), (1771, 10246), (2162, 8393), (2398, 7567), (2507, 7238), (3542, 5123), (3619, 5014)]