18995690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{271367}}^1$

素因数の和:271381

約数の個数: 16

約数和(自身を含む): 39076992

約数和(自身を除く): 20081302

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 271367, 542734, 1356835, 1899569, 2713670, 3799138, 9497845, 18995690]

約数ペア:

[(1, 18995690), (2, 9497845), (5, 3799138), (7, 2713670), (10, 1899569), (14, 1356835), (35, 542734), (70, 271367)]