18882019921

素因数分解:

${\mathrm{251}}^1\times {\mathrm{347}}^1\times {\mathrm{431}}^1\times {\mathrm{503}}^1$

素因数の和:1532

約数の個数: 16

約数和(自身を含む): 19093874688

約数和(自身を除く): 211854767

約数列:

[1, 251, 347, 431, 503, 87097, 108181, 126253, 149557, 174541, 216793, 37538807, 43809791, 54415043, 75227171, 18882019921]

約数ペア:

[(1, 18882019921), (251, 75227171), (347, 54415043), (431, 43809791), (503, 37538807), (87097, 216793), (108181, 174541), (126253, 149557)]