19930137

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{593}}^1\times {\mathrm{659}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 28226880

約数和(自身を除く): 8296743

約数列:

[1, 3, 17, 51, 593, 659, 1779, 1977, 10081, 11203, 30243, 33609, 390787, 1172361, 6643379, 19930137]

約数ペア:

[(1, 19930137), (3, 6643379), (17, 1172361), (51, 390787), (593, 33609), (659, 30243), (1779, 11203), (1977, 10081)]