19667172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1709}}^1$

素因数の和:1860

約数の個数: 48

約数和(自身を含む): 52859520

約数和(自身を除く): 33192348

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 137, 274, 411, 548, 822, 959, 1644, 1709, 1918, 2877, 3418, 3836, 5127, 5754, 6836, 10254, 11508, 11963, 20508, 23926, 35889, 47852, 71778, 143556, 234133, 468266, 702399, 936532, 1404798, 1638931, 2809596, 3277862, 4916793, 6555724, 9833586, 19667172]

約数ペア:

[(1, 19667172), (2, 9833586), (3, 6555724), (4, 4916793), (6, 3277862), (7, 2809596), (12, 1638931), (14, 1404798), (21, 936532), (28, 702399), (42, 468266), (84, 234133), (137, 143556), (274, 71778), (411, 47852), (548, 35889), (822, 23926), (959, 20508), (1644, 11963), (1709, 11508), (1918, 10254), (2877, 6836), (3418, 5754), (3836, 5127)]