20949302

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{5261}}^1$

素因数の和:5455

約数の個数: 16

約数和(自身を含む): 34476624

約数和(自身を除く): 13527322

約数列:

[1, 2, 11, 22, 181, 362, 1991, 3982, 5261, 10522, 57871, 115742, 952241, 1904482, 10474651, 20949302]

約数ペア:

[(1, 20949302), (2, 10474651), (11, 1904482), (22, 952241), (181, 115742), (362, 57871), (1991, 10522), (3982, 5261)]