206876890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{25763}}^1$

素因数の和:25854

約数の個数: 32

約数和(自身を含む): 411811776

約数和(自身を除く): 204934886

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 365, 730, 803, 1606, 4015, 8030, 25763, 51526, 128815, 257630, 283393, 566786, 1416965, 1880699, 2833930, 3761398, 9403495, 18806990, 20687689, 41375378, 103438445, 206876890]

約数ペア:

[(1, 206876890), (2, 103438445), (5, 41375378), (10, 20687689), (11, 18806990), (22, 9403495), (55, 3761398), (73, 2833930), (110, 1880699), (146, 1416965), (365, 566786), (730, 283393), (803, 257630), (1606, 128815), (4015, 51526), (8030, 25763)]