19474437

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:572

約数の個数: 16

約数和(自身を含む): 26392320

約数和(自身を除く): 6917883

約数列:

[1, 3, 157, 173, 239, 471, 519, 717, 27161, 37523, 41347, 81483, 112569, 124041, 6491479, 19474437]

約数ペア:

[(1, 19474437), (3, 6491479), (157, 124041), (173, 112569), (239, 81483), (471, 41347), (519, 37523), (717, 27161)]