19297730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2161}}^1$

素因数の和:2234

約数の個数: 32

約数和(自身を含む): 37359360

約数和(自身を除く): 18061630

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 470, 893, 1786, 2161, 4322, 4465, 8930, 10805, 21610, 41059, 82118, 101567, 203134, 205295, 410590, 507835, 1015670, 1929773, 3859546, 9648865, 19297730]

約数ペア:

[(1, 19297730), (2, 9648865), (5, 3859546), (10, 1929773), (19, 1015670), (38, 507835), (47, 410590), (94, 205295), (95, 203134), (190, 101567), (235, 82118), (470, 41059), (893, 21610), (1786, 10805), (2161, 8930), (4322, 4465)]