16183220

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1171}}^1$

素因数の和:1871

約数の個数: 24

約数和(自身を含む): 34063008

約数和(自身を除く): 17879788

約数列:

[1, 2, 4, 5, 10, 20, 691, 1171, 1382, 2342, 2764, 3455, 4684, 5855, 6910, 11710, 13820, 23420, 809161, 1618322, 3236644, 4045805, 8091610, 16183220]

約数ペア:

[(1, 16183220), (2, 8091610), (4, 4045805), (5, 3236644), (10, 1618322), (20, 809161), (691, 23420), (1171, 13820), (1382, 11710), (2342, 6910), (2764, 5855), (3455, 4684)]