20213375470

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1567}}^1\times {\mathrm{41611}}^1$

素因数の和:43216

約数の個数: 32

約数和(自身を含む): 37582626816

約数和(自身を除く): 17369251346

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 1567, 3134, 7835, 15670, 41611, 48577, 83222, 97154, 208055, 242885, 416110, 485770, 1289941, 2579882, 6449705, 12899410, 65204437, 130408874, 326022185, 652044370, 2021337547, 4042675094, 10106687735, 20213375470]

約数ペア:

[(1, 20213375470), (2, 10106687735), (5, 4042675094), (10, 2021337547), (31, 652044370), (62, 326022185), (155, 130408874), (310, 65204437), (1567, 12899410), (3134, 6449705), (7835, 2579882), (15670, 1289941), (41611, 485770), (48577, 416110), (83222, 242885), (97154, 208055)]