19121360

素因数分解:

$2^4\times 5^1\times {\mathrm{239017}}^1$

素因数の和:239030

約数の個数: 20

約数和(自身を含む): 44457348

約数和(自身を除く): 25335988

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239017, 478034, 956068, 1195085, 1912136, 2390170, 3824272, 4780340, 9560680, 19121360]

約数ペア:

[(1, 19121360), (2, 9560680), (4, 4780340), (5, 3824272), (8, 2390170), (10, 1912136), (16, 1195085), (20, 956068), (40, 478034), (80, 239017)]