18872024

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 36316080

約数和(自身を除く): 17444056

約数列:

[1, 2, 4, 8, 67, 134, 137, 257, 268, 274, 514, 536, 548, 1028, 1096, 2056, 9179, 17219, 18358, 34438, 35209, 36716, 68876, 70418, 73432, 137752, 140836, 281672, 2359003, 4718006, 9436012, 18872024]

約数ペア:

[(1, 18872024), (2, 9436012), (4, 4718006), (8, 2359003), (67, 281672), (134, 140836), (137, 137752), (257, 73432), (268, 70418), (274, 68876), (514, 36716), (536, 35209), (548, 34438), (1028, 18358), (1096, 17219), (2056, 9179)]