19138719

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{19751}}^1$

素因数の和:19790

約数の個数: 16

約数和(自身を含む): 28442880

約数和(自身を除く): 9304161

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 19751, 59253, 335767, 375269, 1007301, 1125807, 6379573, 19138719]

約数ペア:

[(1, 19138719), (3, 6379573), (17, 1125807), (19, 1007301), (51, 375269), (57, 335767), (323, 59253), (969, 19751)]