19255670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1979}}^1$

素因数の和:2132

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 20661130

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 1979, 3958, 4865, 9730, 9895, 13853, 19790, 27706, 69265, 138530, 275081, 550162, 1375405, 1925567, 2750810, 3851134, 9627835, 19255670]

約数ペア:

[(1, 19255670), (2, 9627835), (5, 3851134), (7, 2750810), (10, 1925567), (14, 1375405), (35, 550162), (70, 275081), (139, 138530), (278, 69265), (695, 27706), (973, 19790), (1390, 13853), (1946, 9895), (1979, 9730), (3958, 4865)]