19140308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 38041920

約数和(自身を除く): 18901612

約数列:

[1, 2, 4, 11, 22, 44, 59, 73, 101, 118, 146, 202, 236, 292, 404, 649, 803, 1111, 1298, 1606, 2222, 2596, 3212, 4307, 4444, 5959, 7373, 8614, 11918, 14746, 17228, 23836, 29492, 47377, 65549, 81103, 94754, 131098, 162206, 189508, 262196, 324412, 435007, 870014, 1740028, 4785077, 9570154, 19140308]

約数ペア:

[(1, 19140308), (2, 9570154), (4, 4785077), (11, 1740028), (22, 870014), (44, 435007), (59, 324412), (73, 262196), (101, 189508), (118, 162206), (146, 131098), (202, 94754), (236, 81103), (292, 65549), (404, 47377), (649, 29492), (803, 23836), (1111, 17228), (1298, 14746), (1606, 11918), (2222, 8614), (2596, 7373), (3212, 5959), (4307, 4444)]