20808515551

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{823}}^1\times {\mathrm{45887}}^1$

素因数の和:46758

約数の個数: 16

約数和(自身を含む): 22687027200

約数和(自身を除く): 1878511649

約数列:

[1, 19, 29, 551, 823, 15637, 23867, 45887, 453473, 871853, 1330723, 25283737, 37765001, 717535019, 1095185029, 20808515551]

約数ペア:

[(1, 20808515551), (19, 1095185029), (29, 717535019), (551, 37765001), (823, 25283737), (15637, 1330723), (23867, 871853), (45887, 453473)]