19987278

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{175327}}^1$

素因数の和:175351

約数の個数: 16

約数和(自身を含む): 42078720

約数和(自身を除く): 22091442

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 175327, 350654, 525981, 1051962, 3331213, 6662426, 9993639, 19987278]

約数ペア:

[(1, 19987278), (2, 9993639), (3, 6662426), (6, 3331213), (19, 1051962), (38, 525981), (57, 350654), (114, 175327)]