408031808

素因数分解:

$2^6\times {\mathrm{313}}^1\times {\mathrm{20369}}^1$

素因数の和:20694

約数の個数: 28

約数和(自身を含む): 812314860

約数和(自身を除く): 404283052

約数列:

[1, 2, 4, 8, 16, 32, 64, 313, 626, 1252, 2504, 5008, 10016, 20032, 20369, 40738, 81476, 162952, 325904, 651808, 1303616, 6375497, 12750994, 25501988, 51003976, 102007952, 204015904, 408031808]

約数ペア:

[(1, 408031808), (2, 204015904), (4, 102007952), (8, 51003976), (16, 25501988), (32, 12750994), (64, 6375497), (313, 1303616), (626, 651808), (1252, 325904), (2504, 162952), (5008, 81476), (10016, 40738), (20032, 20369)]