18066540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{853}}^1$

素因数の和:1218

約数の個数: 48

約数和(自身を含む): 50789088

約数和(自身を除く): 32722548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 353, 706, 853, 1059, 1412, 1706, 1765, 2118, 2559, 3412, 3530, 4236, 4265, 5118, 5295, 7060, 8530, 10236, 10590, 12795, 17060, 21180, 25590, 51180, 301109, 602218, 903327, 1204436, 1505545, 1806654, 3011090, 3613308, 4516635, 6022180, 9033270, 18066540]

約数ペア:

[(1, 18066540), (2, 9033270), (3, 6022180), (4, 4516635), (5, 3613308), (6, 3011090), (10, 1806654), (12, 1505545), (15, 1204436), (20, 903327), (30, 602218), (60, 301109), (353, 51180), (706, 25590), (853, 21180), (1059, 17060), (1412, 12795), (1706, 10590), (1765, 10236), (2118, 8530), (2559, 7060), (3412, 5295), (3530, 5118), (4236, 4265)]