19139818

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{1619}}^1$

素因数の和:1901

約数の個数: 16

約数和(自身を含む): 30093120

約数和(自身を除く): 10953302

約数列:

[1, 2, 23, 46, 257, 514, 1619, 3238, 5911, 11822, 37237, 74474, 416083, 832166, 9569909, 19139818]

約数ペア:

[(1, 19139818), (2, 9569909), (23, 832166), (46, 416083), (257, 74474), (514, 37237), (1619, 11822), (3238, 5911)]