19118890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{273127}}^1$

素因数の和:273141

約数の個数: 16

約数和(自身を含む): 39330432

約数和(自身を除く): 20211542

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 273127, 546254, 1365635, 1911889, 2731270, 3823778, 9559445, 19118890]

約数ペア:

[(1, 19118890), (2, 9559445), (5, 3823778), (7, 2731270), (10, 1911889), (14, 1365635), (35, 546254), (70, 273127)]