20963008

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{2707}}^1$

素因数の和:2741

約数の個数: 42

約数和(自身を含む): 45740828

約数和(自身を除く): 24777820

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 176, 242, 352, 484, 704, 968, 1936, 2707, 3872, 5414, 7744, 10828, 21656, 29777, 43312, 59554, 86624, 119108, 173248, 238216, 327547, 476432, 655094, 952864, 1310188, 1905728, 2620376, 5240752, 10481504, 20963008]

約数ペア:

[(1, 20963008), (2, 10481504), (4, 5240752), (8, 2620376), (11, 1905728), (16, 1310188), (22, 952864), (32, 655094), (44, 476432), (64, 327547), (88, 238216), (121, 173248), (176, 119108), (242, 86624), (352, 59554), (484, 43312), (704, 29777), (968, 21656), (1936, 10828), (2707, 7744), (3872, 5414)]