30972178

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{911}}^1$

素因数の和:1193

約数の個数: 16

約数和(自身を含む): 47278080

約数和(自身を除く): 16305902

約数列:

[1, 2, 89, 178, 191, 382, 911, 1822, 16999, 33998, 81079, 162158, 174001, 348002, 15486089, 30972178]

約数ペア:

[(1, 30972178), (2, 15486089), (89, 348002), (178, 174001), (191, 162158), (382, 81079), (911, 33998), (1822, 16999)]