20210288

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4877}}^1$

素因数の和:4929

約数の個数: 40

約数和(自身を含む): 45970272

約数和(自身を除く): 25759984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 4877, 9754, 19508, 34139, 39016, 68278, 78032, 136556, 180449, 273112, 360898, 546224, 721796, 1263143, 1443592, 2526286, 2887184, 5052572, 10105144, 20210288]

約数ペア:

[(1, 20210288), (2, 10105144), (4, 5052572), (7, 2887184), (8, 2526286), (14, 1443592), (16, 1263143), (28, 721796), (37, 546224), (56, 360898), (74, 273112), (112, 180449), (148, 136556), (259, 78032), (296, 68278), (518, 39016), (592, 34139), (1036, 19508), (2072, 9754), (4144, 4877)]