18443768

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:360

約数の個数: 64

約数和(自身を含む): 42033600

約数和(自身を除く): 23589832

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 41, 56, 58, 82, 116, 164, 203, 232, 277, 287, 328, 406, 554, 574, 812, 1108, 1148, 1189, 1624, 1939, 2216, 2296, 2378, 3878, 4756, 7756, 8033, 8323, 9512, 11357, 15512, 16066, 16646, 22714, 32132, 33292, 45428, 56231, 64264, 66584, 79499, 90856, 112462, 158998, 224924, 317996, 329353, 449848, 635992, 658706, 1317412, 2305471, 2634824, 4610942, 9221884, 18443768]

約数ペア:

[(1, 18443768), (2, 9221884), (4, 4610942), (7, 2634824), (8, 2305471), (14, 1317412), (28, 658706), (29, 635992), (41, 449848), (56, 329353), (58, 317996), (82, 224924), (116, 158998), (164, 112462), (203, 90856), (232, 79499), (277, 66584), (287, 64264), (328, 56231), (406, 45428), (554, 33292), (574, 32132), (812, 22714), (1108, 16646), (1148, 16066), (1189, 15512), (1624, 11357), (1939, 9512), (2216, 8323), (2296, 8033), (2378, 7756), (3878, 4756)]