15981242

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{6277}}^1$

素因数の和:6365

約数の個数: 16

約数和(自身を含む): 25614240

約数和(自身を除く): 9632998

約数列:

[1, 2, 19, 38, 67, 134, 1273, 2546, 6277, 12554, 119263, 238526, 420559, 841118, 7990621, 15981242]

約数ペア:

[(1, 15981242), (2, 7990621), (19, 841118), (38, 420559), (67, 238526), (134, 119263), (1273, 12554), (2546, 6277)]