20512072270

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1861}}^1\times {\mathrm{10301}}^1$

素因数の和:12276

約数の個数: 32

約数和(自身を含む): 37290437856

約数和(自身を除く): 16778365586

約数列:

[1, 2, 5, 10, 107, 214, 535, 1070, 1861, 3722, 9305, 10301, 18610, 20602, 51505, 103010, 199127, 398254, 995635, 1102207, 1991270, 2204414, 5511035, 11022070, 19170161, 38340322, 95850805, 191701610, 2051207227, 4102414454, 10256036135, 20512072270]

約数ペア:

[(1, 20512072270), (2, 10256036135), (5, 4102414454), (10, 2051207227), (107, 191701610), (214, 95850805), (535, 38340322), (1070, 19170161), (1861, 11022070), (3722, 5511035), (9305, 2204414), (10301, 1991270), (18610, 1102207), (20602, 995635), (51505, 398254), (103010, 199127)]