18802690

素因数分解:

$2^1\times 5^1\times {\mathrm{953}}^1\times {\mathrm{1973}}^1$

素因数の和:2933

約数の個数: 16

約数和(自身を含む): 33897528

約数和(自身を除く): 15094838

約数列:

[1, 2, 5, 10, 953, 1906, 1973, 3946, 4765, 9530, 9865, 19730, 1880269, 3760538, 9401345, 18802690]

約数ペア:

[(1, 18802690), (2, 9401345), (5, 3760538), (10, 1880269), (953, 19730), (1906, 9865), (1973, 9530), (3946, 4765)]