20566272

素因数分解:

$2^8\times 3^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 55760320

約数和(自身を除く): 35194048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 64, 96, 122, 128, 183, 192, 244, 256, 366, 384, 439, 488, 732, 768, 878, 976, 1317, 1464, 1756, 1952, 2634, 2928, 3512, 3904, 5268, 5856, 7024, 7808, 10536, 11712, 14048, 15616, 21072, 23424, 26779, 28096, 42144, 46848, 53558, 56192, 80337, 84288, 107116, 112384, 160674, 168576, 214232, 321348, 337152, 428464, 642696, 856928, 1285392, 1713856, 2570784, 3427712, 5141568, 6855424, 10283136, 20566272]

約数ペア:

[(1, 20566272), (2, 10283136), (3, 6855424), (4, 5141568), (6, 3427712), (8, 2570784), (12, 1713856), (16, 1285392), (24, 856928), (32, 642696), (48, 428464), (61, 337152), (64, 321348), (96, 214232), (122, 168576), (128, 160674), (183, 112384), (192, 107116), (244, 84288), (256, 80337), (366, 56192), (384, 53558), (439, 46848), (488, 42144), (732, 28096), (768, 26779), (878, 23424), (976, 21072), (1317, 15616), (1464, 14048), (1756, 11712), (1952, 10536), (2634, 7808), (2928, 7024), (3512, 5856), (3904, 5268)]