19219231

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:410

約数の個数: 16

約数和(自身を含む): 21065184

約数和(自身を除く): 1845953

約数列:

[1, 17, 53, 83, 257, 901, 1411, 4369, 4399, 13621, 21331, 74783, 231557, 362627, 1130543, 19219231]

約数ペア:

[(1, 19219231), (17, 1130543), (53, 362627), (83, 231557), (257, 74783), (901, 21331), (1411, 13621), (4369, 4399)]