19420142

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1471}}^1$

素因数の和:1544

約数の個数: 32

約数和(自身を含む): 35610624

約数和(自身を除く): 16190482

約数列:

[1, 2, 7, 14, 23, 41, 46, 82, 161, 287, 322, 574, 943, 1471, 1886, 2942, 6601, 10297, 13202, 20594, 33833, 60311, 67666, 120622, 236831, 422177, 473662, 844354, 1387153, 2774306, 9710071, 19420142]

約数ペア:

[(1, 19420142), (2, 9710071), (7, 2774306), (14, 1387153), (23, 844354), (41, 473662), (46, 422177), (82, 236831), (161, 120622), (287, 67666), (322, 60311), (574, 33833), (943, 20594), (1471, 13202), (1886, 10297), (2942, 6601)]