20698722

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{977}}^1$

素因数の和:1103

約数の個数: 48

約数和(自身を含む): 49432032

約数和(自身を除く): 28733310

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 107, 198, 214, 321, 642, 963, 977, 1177, 1926, 1954, 2354, 2931, 3531, 5862, 7062, 8793, 10593, 10747, 17586, 21186, 21494, 32241, 64482, 96723, 104539, 193446, 209078, 313617, 627234, 940851, 1149929, 1881702, 2299858, 3449787, 6899574, 10349361, 20698722]

約数ペア:

[(1, 20698722), (2, 10349361), (3, 6899574), (6, 3449787), (9, 2299858), (11, 1881702), (18, 1149929), (22, 940851), (33, 627234), (66, 313617), (99, 209078), (107, 193446), (198, 104539), (214, 96723), (321, 64482), (642, 32241), (963, 21494), (977, 21186), (1177, 17586), (1926, 10747), (1954, 10593), (2354, 8793), (2931, 7062), (3531, 5862)]