19199530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1747}}^1$

素因数の和:1918

約数の個数: 32

約数和(自身を含む): 39770496

約数和(自身を除く): 20570966

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1570, 1747, 2198, 3494, 5495, 8735, 10990, 12229, 17470, 24458, 61145, 122290, 274279, 548558, 1371395, 1919953, 2742790, 3839906, 9599765, 19199530]

約数ペア:

[(1, 19199530), (2, 9599765), (5, 3839906), (7, 2742790), (10, 1919953), (14, 1371395), (35, 548558), (70, 274279), (157, 122290), (314, 61145), (785, 24458), (1099, 17470), (1570, 12229), (1747, 10990), (2198, 8735), (3494, 5495)]