18937287

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{14923}}^1$

素因数の和:14979

約数の個数: 16

約数和(自身を含む): 28654080

約数和(自身を除く): 9716793

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 14923, 44769, 134307, 402921, 701381, 2104143, 6312429, 18937287]

約数ペア:

[(1, 18937287), (3, 6312429), (9, 2104143), (27, 701381), (47, 402921), (141, 134307), (423, 44769), (1269, 14923)]