12668672

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 27814752

約数和(自身を除く): 15146080

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 41, 64, 68, 71, 82, 128, 136, 142, 164, 256, 272, 284, 328, 544, 568, 656, 697, 1088, 1136, 1207, 1312, 1394, 2176, 2272, 2414, 2624, 2788, 2911, 4352, 4544, 4828, 5248, 5576, 5822, 9088, 9656, 10496, 11152, 11644, 18176, 19312, 22304, 23288, 38624, 44608, 46576, 49487, 77248, 89216, 93152, 98974, 154496, 178432, 186304, 197948, 308992, 372608, 395896, 745216, 791792, 1583584, 3167168, 6334336, 12668672]

約数ペア:

[(1, 12668672), (2, 6334336), (4, 3167168), (8, 1583584), (16, 791792), (17, 745216), (32, 395896), (34, 372608), (41, 308992), (64, 197948), (68, 186304), (71, 178432), (82, 154496), (128, 98974), (136, 93152), (142, 89216), (164, 77248), (256, 49487), (272, 46576), (284, 44608), (328, 38624), (544, 23288), (568, 22304), (656, 19312), (697, 18176), (1088, 11644), (1136, 11152), (1207, 10496), (1312, 9656), (1394, 9088), (2176, 5822), (2272, 5576), (2414, 5248), (2624, 4828), (2788, 4544), (2911, 4352)]