19908922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47629}}^1$

素因数の和:47661

約数の個数: 16

約数和(自身を含む): 34293600

約数和(自身を除く): 14384678

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 47629, 95258, 523919, 904951, 1047838, 1809902, 9954461, 19908922]

約数ペア:

[(1, 19908922), (2, 9954461), (11, 1809902), (19, 1047838), (22, 904951), (38, 523919), (209, 95258), (418, 47629)]