19678047

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1481}}^1$

素因数の和:1630

約数の個数: 16

約数和(自身を含む): 27126528

約数和(自身を除く): 7448481

約数列:

[1, 3, 43, 103, 129, 309, 1481, 4429, 4443, 13287, 63683, 152543, 191049, 457629, 6559349, 19678047]

約数ペア:

[(1, 19678047), (3, 6559349), (43, 457629), (103, 191049), (129, 152543), (309, 63683), (1481, 13287), (4429, 4443)]