18224528

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:256

約数の個数: 80

約数和(自身を含む): 43330560

約数和(自身を除く): 25106032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 56, 58, 62, 112, 116, 124, 181, 203, 217, 232, 248, 362, 406, 434, 464, 496, 724, 812, 868, 899, 1267, 1448, 1624, 1736, 1798, 2534, 2896, 3248, 3472, 3596, 5068, 5249, 5611, 6293, 7192, 10136, 10498, 11222, 12586, 14384, 20272, 20996, 22444, 25172, 36743, 39277, 41992, 44888, 50344, 73486, 78554, 83984, 89776, 100688, 146972, 157108, 162719, 293944, 314216, 325438, 587888, 628432, 650876, 1139033, 1301752, 2278066, 2603504, 4556132, 9112264, 18224528]

約数ペア:

[(1, 18224528), (2, 9112264), (4, 4556132), (7, 2603504), (8, 2278066), (14, 1301752), (16, 1139033), (28, 650876), (29, 628432), (31, 587888), (56, 325438), (58, 314216), (62, 293944), (112, 162719), (116, 157108), (124, 146972), (181, 100688), (203, 89776), (217, 83984), (232, 78554), (248, 73486), (362, 50344), (406, 44888), (434, 41992), (464, 39277), (496, 36743), (724, 25172), (812, 22444), (868, 20996), (899, 20272), (1267, 14384), (1448, 12586), (1624, 11222), (1736, 10498), (1798, 10136), (2534, 7192), (2896, 6293), (3248, 5611), (3472, 5249), (3596, 5068)]