20809703882

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3407}}^1\times {\mathrm{12071}}^1$

素因数の和:15514

約数の個数: 32

約数和(自身を含む): 35546148864

約数和(自身を除く): 14736444982

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 3407, 6814, 12071, 24142, 37477, 74954, 78361, 132781, 156722, 265562, 277633, 555266, 861971, 1723942, 3053963, 6107926, 41125897, 82251794, 452384867, 904769734, 945895631, 1891791262, 10404851941, 20809703882]

約数ペア:

[(1, 20809703882), (2, 10404851941), (11, 1891791262), (22, 945895631), (23, 904769734), (46, 452384867), (253, 82251794), (506, 41125897), (3407, 6107926), (6814, 3053963), (12071, 1723942), (24142, 861971), (37477, 555266), (74954, 277633), (78361, 265562), (132781, 156722)]