18111808

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1979}}^1$

素因数の和:2015

約数の個数: 56

約数和(自身を含む): 42245280

約数和(自身を除く): 24133472

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 143, 176, 208, 286, 352, 416, 572, 704, 832, 1144, 1979, 2288, 3958, 4576, 7916, 9152, 15832, 21769, 25727, 31664, 43538, 51454, 63328, 87076, 102908, 126656, 174152, 205816, 282997, 348304, 411632, 565994, 696608, 823264, 1131988, 1393216, 1646528, 2263976, 4527952, 9055904, 18111808]

約数ペア:

[(1, 18111808), (2, 9055904), (4, 4527952), (8, 2263976), (11, 1646528), (13, 1393216), (16, 1131988), (22, 823264), (26, 696608), (32, 565994), (44, 411632), (52, 348304), (64, 282997), (88, 205816), (104, 174152), (143, 126656), (176, 102908), (208, 87076), (286, 63328), (352, 51454), (416, 43538), (572, 31664), (704, 25727), (832, 21769), (1144, 15832), (1979, 9152), (2288, 7916), (3958, 4576)]