18486208

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1307}}^1$

素因数の和:1349

約数の個数: 56

約数和(自身を含む): 41861232

約数和(自身を除く): 23375024

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1307, 1768, 2614, 3536, 5228, 7072, 10456, 14144, 16991, 20912, 22219, 33982, 41824, 44438, 67964, 83648, 88876, 135928, 177752, 271856, 288847, 355504, 543712, 577694, 711008, 1087424, 1155388, 1422016, 2310776, 4621552, 9243104, 18486208]

約数ペア:

[(1, 18486208), (2, 9243104), (4, 4621552), (8, 2310776), (13, 1422016), (16, 1155388), (17, 1087424), (26, 711008), (32, 577694), (34, 543712), (52, 355504), (64, 288847), (68, 271856), (104, 177752), (136, 135928), (208, 88876), (221, 83648), (272, 67964), (416, 44438), (442, 41824), (544, 33982), (832, 22219), (884, 20912), (1088, 16991), (1307, 14144), (1768, 10456), (2614, 7072), (3536, 5228)]