18614288

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:576

約数の個数: 80

約数和(自身を含む): 46604160

約数和(自身を除く): 27989872

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 29, 44, 56, 58, 77, 88, 112, 116, 154, 176, 203, 232, 308, 319, 406, 464, 521, 616, 638, 812, 1042, 1232, 1276, 1624, 2084, 2233, 2552, 3248, 3647, 4168, 4466, 5104, 5731, 7294, 8336, 8932, 11462, 14588, 15109, 17864, 22924, 29176, 30218, 35728, 40117, 45848, 58352, 60436, 80234, 91696, 105763, 120872, 160468, 166199, 211526, 241744, 320936, 332398, 423052, 641872, 664796, 846104, 1163393, 1329592, 1692208, 2326786, 2659184, 4653572, 9307144, 18614288]

約数ペア:

[(1, 18614288), (2, 9307144), (4, 4653572), (7, 2659184), (8, 2326786), (11, 1692208), (14, 1329592), (16, 1163393), (22, 846104), (28, 664796), (29, 641872), (44, 423052), (56, 332398), (58, 320936), (77, 241744), (88, 211526), (112, 166199), (116, 160468), (154, 120872), (176, 105763), (203, 91696), (232, 80234), (308, 60436), (319, 58352), (406, 45848), (464, 40117), (521, 35728), (616, 30218), (638, 29176), (812, 22924), (1042, 17864), (1232, 15109), (1276, 14588), (1624, 11462), (2084, 8932), (2233, 8336), (2552, 7294), (3248, 5731), (3647, 5104), (4168, 4466)]