20443536

素因数分解:

$2^4\times 3^3\times {\mathrm{37}}^1\times {\mathrm{1279}}^1$

素因数の和:1333

約数の個数: 80

約数和(自身を含む): 60313600

約数和(自身を除く): 39870064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 72, 74, 108, 111, 144, 148, 216, 222, 296, 333, 432, 444, 592, 666, 888, 999, 1279, 1332, 1776, 1998, 2558, 2664, 3837, 3996, 5116, 5328, 7674, 7992, 10232, 11511, 15348, 15984, 20464, 23022, 30696, 34533, 46044, 47323, 61392, 69066, 92088, 94646, 138132, 141969, 184176, 189292, 276264, 283938, 378584, 425907, 552528, 567876, 757168, 851814, 1135752, 1277721, 1703628, 2271504, 2555442, 3407256, 5110884, 6814512, 10221768, 20443536]

約数ペア:

[(1, 20443536), (2, 10221768), (3, 6814512), (4, 5110884), (6, 3407256), (8, 2555442), (9, 2271504), (12, 1703628), (16, 1277721), (18, 1135752), (24, 851814), (27, 757168), (36, 567876), (37, 552528), (48, 425907), (54, 378584), (72, 283938), (74, 276264), (108, 189292), (111, 184176), (144, 141969), (148, 138132), (216, 94646), (222, 92088), (296, 69066), (333, 61392), (432, 47323), (444, 46044), (592, 34533), (666, 30696), (888, 23022), (999, 20464), (1279, 15984), (1332, 15348), (1776, 11511), (1998, 10232), (2558, 7992), (2664, 7674), (3837, 5328), (3996, 5116)]