20140785

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{21313}}^1$

素因数の和:21334

約数の個数: 32

約数和(自身を含む): 40922880

約数和(自身を除く): 20782095

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 21313, 63939, 106565, 149191, 191817, 319695, 447573, 575451, 745955, 959085, 1342719, 2237865, 2877255, 4028157, 6713595, 20140785]

約数ペア:

[(1, 20140785), (3, 6713595), (5, 4028157), (7, 2877255), (9, 2237865), (15, 1342719), (21, 959085), (27, 745955), (35, 575451), (45, 447573), (63, 319695), (105, 191817), (135, 149191), (189, 106565), (315, 63939), (945, 21313)]