19231806

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1381}}^1$

素因数の和:1608

約数の個数: 32

約数和(自身を含む): 42189696

約数和(自身を除く): 22957890

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 211, 422, 633, 1266, 1381, 2321, 2762, 4143, 4642, 6963, 8286, 13926, 15191, 30382, 45573, 91146, 291391, 582782, 874173, 1748346, 3205301, 6410602, 9615903, 19231806]

約数ペア:

[(1, 19231806), (2, 9615903), (3, 6410602), (6, 3205301), (11, 1748346), (22, 874173), (33, 582782), (66, 291391), (211, 91146), (422, 45573), (633, 30382), (1266, 15191), (1381, 13926), (2321, 8286), (2762, 6963), (4143, 4642)]