19991554557

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{14347}}^1\times {\mathrm{35729}}^1$

素因数の和:50092

約数の個数: 16

約数和(自身を含む): 28708626240

約数和(自身を除く): 8717071683

約数列:

[1, 3, 13, 39, 14347, 35729, 43041, 107187, 186511, 464477, 559533, 1393431, 512603963, 1537811889, 6663851519, 19991554557]

約数ペア:

[(1, 19991554557), (3, 6663851519), (13, 1537811889), (39, 512603963), (14347, 1393431), (35729, 559533), (43041, 464477), (107187, 186511)]