19837642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{4721}}^1$

素因数の和:4925

約数の個数: 16

約数和(自身を含む): 32638464

約数和(自身を除く): 12800822

約数列:

[1, 2, 11, 22, 191, 382, 2101, 4202, 4721, 9442, 51931, 103862, 901711, 1803422, 9918821, 19837642]

約数ペア:

[(1, 19837642), (2, 9918821), (11, 1803422), (22, 901711), (191, 103862), (382, 51931), (2101, 9442), (4202, 4721)]