18241408

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 39327120

約数和(自身を除く): 21085712

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 83, 101, 128, 136, 166, 202, 272, 332, 404, 544, 664, 808, 1088, 1328, 1411, 1616, 1717, 2176, 2656, 2822, 3232, 3434, 5312, 5644, 6464, 6868, 8383, 10624, 11288, 12928, 13736, 16766, 22576, 27472, 33532, 45152, 54944, 67064, 90304, 109888, 134128, 142511, 180608, 219776, 268256, 285022, 536512, 570044, 1073024, 1140088, 2280176, 4560352, 9120704, 18241408]

約数ペア:

[(1, 18241408), (2, 9120704), (4, 4560352), (8, 2280176), (16, 1140088), (17, 1073024), (32, 570044), (34, 536512), (64, 285022), (68, 268256), (83, 219776), (101, 180608), (128, 142511), (136, 134128), (166, 109888), (202, 90304), (272, 67064), (332, 54944), (404, 45152), (544, 33532), (664, 27472), (808, 22576), (1088, 16766), (1328, 13736), (1411, 12928), (1616, 11288), (1717, 10624), (2176, 8383), (2656, 6868), (2822, 6464), (3232, 5644), (3434, 5312)]