19361271

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{463}}^1$

素因数の和:782

約数の個数: 16

約数和(自身を含む): 26459136

約数和(自身を除く): 7097865

約数列:

[1, 3, 53, 159, 263, 463, 789, 1389, 13939, 24539, 41817, 73617, 121769, 365307, 6453757, 19361271]

約数ペア:

[(1, 19361271), (3, 6453757), (53, 365307), (159, 121769), (263, 73617), (463, 41817), (789, 24539), (1389, 13939)]