18934937

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{859}}^1$

素因数の和:980

約数の個数: 16

約数和(自身を含む): 22456320

約数和(自身を除く): 3521383

約数列:

[1, 7, 47, 67, 329, 469, 859, 3149, 6013, 22043, 40373, 57553, 282611, 402871, 2704991, 18934937]

約数ペア:

[(1, 18934937), (7, 2704991), (47, 402871), (67, 282611), (329, 57553), (469, 40373), (859, 22043), (3149, 6013)]