18564304

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:296

約数の個数: 60

約数和(自身を含む): 40636288

約数和(自身を除く): 22071984

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 121, 172, 176, 223, 242, 344, 446, 473, 484, 688, 892, 946, 968, 1784, 1892, 1936, 2453, 3568, 3784, 4906, 5203, 7568, 9589, 9812, 10406, 19178, 19624, 20812, 26983, 38356, 39248, 41624, 53966, 76712, 83248, 105479, 107932, 153424, 210958, 215864, 421916, 431728, 843832, 1160269, 1687664, 2320538, 4641076, 9282152, 18564304]

約数ペア:

[(1, 18564304), (2, 9282152), (4, 4641076), (8, 2320538), (11, 1687664), (16, 1160269), (22, 843832), (43, 431728), (44, 421916), (86, 215864), (88, 210958), (121, 153424), (172, 107932), (176, 105479), (223, 83248), (242, 76712), (344, 53966), (446, 41624), (473, 39248), (484, 38356), (688, 26983), (892, 20812), (946, 19624), (968, 19178), (1784, 10406), (1892, 9812), (1936, 9589), (2453, 7568), (3568, 5203), (3784, 4906)]