20548868

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1$

素因数の和:563

約数の個数: 24

約数和(自身を含む): 36648864

約数和(自身を除く): 16099996

約数列:

[1, 2, 4, 97, 194, 211, 251, 388, 422, 502, 844, 1004, 20467, 24347, 40934, 48694, 52961, 81868, 97388, 105922, 211844, 5137217, 10274434, 20548868]

約数ペア:

[(1, 20548868), (2, 10274434), (4, 5137217), (97, 211844), (194, 105922), (211, 97388), (251, 81868), (388, 52961), (422, 48694), (502, 40934), (844, 24347), (1004, 20467)]