16581056

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 56

約数和(自身を含む): 34564320

約数和(自身を除く): 17983264

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 71, 82, 89, 142, 164, 178, 284, 328, 356, 568, 656, 712, 1136, 1312, 1424, 2272, 2624, 2848, 2911, 3649, 4544, 5696, 5822, 6319, 7298, 11644, 12638, 14596, 23288, 25276, 29192, 46576, 50552, 58384, 93152, 101104, 116768, 186304, 202208, 233536, 259079, 404416, 518158, 1036316, 2072632, 4145264, 8290528, 16581056]

約数ペア:

[(1, 16581056), (2, 8290528), (4, 4145264), (8, 2072632), (16, 1036316), (32, 518158), (41, 404416), (64, 259079), (71, 233536), (82, 202208), (89, 186304), (142, 116768), (164, 101104), (178, 93152), (284, 58384), (328, 50552), (356, 46576), (568, 29192), (656, 25276), (712, 23288), (1136, 14596), (1312, 12638), (1424, 11644), (2272, 7298), (2624, 6319), (2848, 5822), (2911, 5696), (3649, 4544)]