19489478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{9677}}^1$

素因数の和:9751

約数の個数: 16

約数和(自身を含む): 31356720

約数和(自身を除く): 11867242

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 9677, 19354, 183863, 367726, 512881, 1025762, 9744739, 19489478]

約数ペア:

[(1, 19489478), (2, 9744739), (19, 1025762), (38, 512881), (53, 367726), (106, 183863), (1007, 19354), (2014, 9677)]