206637530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{21107}}^1$

素因数の和:21214

約数の個数: 32

約数和(自身を含む): 410339520

約数和(自身を除く): 203701990

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 9790, 21107, 42214, 105535, 211070, 232177, 464354, 1160885, 1878523, 2321770, 3757046, 9392615, 18785230, 20663753, 41327506, 103318765, 206637530]

約数ペア:

[(1, 206637530), (2, 103318765), (5, 41327506), (10, 20663753), (11, 18785230), (22, 9392615), (55, 3757046), (89, 2321770), (110, 1878523), (178, 1160885), (445, 464354), (890, 232177), (979, 211070), (1958, 105535), (4895, 42214), (9790, 21107)]