199754258

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{477881}}^1$

素因数の和:477913

約数の個数: 16

約数和(自身を含む): 344075040

約数和(自身を除く): 144320782

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 477881, 955762, 5256691, 9079739, 10513382, 18159478, 99877129, 199754258]

約数ペア:

[(1, 199754258), (2, 99877129), (11, 18159478), (19, 10513382), (22, 9079739), (38, 5256691), (209, 955762), (418, 477881)]