208419530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{2089}}^1$

素因数の和:3014

約数の個数: 32

約数和(自身を含む): 409907520

約数和(自身を除く): 201487990

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 907, 1814, 2089, 4178, 4535, 9070, 9977, 10445, 19954, 20890, 22979, 45958, 49885, 99770, 114895, 229790, 1894723, 3789446, 9473615, 18947230, 20841953, 41683906, 104209765, 208419530]

約数ペア:

[(1, 208419530), (2, 104209765), (5, 41683906), (10, 20841953), (11, 18947230), (22, 9473615), (55, 3789446), (110, 1894723), (907, 229790), (1814, 114895), (2089, 99770), (4178, 49885), (4535, 45958), (9070, 22979), (9977, 20890), (10445, 19954)]