18639054

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5101}}^1$

素因数の和:5145

約数の個数: 48

約数和(自身を含む): 47754720

約数和(自身を除く): 29115666

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 203, 261, 406, 522, 609, 1218, 1827, 3654, 5101, 10202, 15303, 30606, 35707, 45909, 71414, 91818, 107121, 147929, 214242, 295858, 321363, 443787, 642726, 887574, 1035503, 1331361, 2071006, 2662722, 3106509, 6213018, 9319527, 18639054]

約数ペア:

[(1, 18639054), (2, 9319527), (3, 6213018), (6, 3106509), (7, 2662722), (9, 2071006), (14, 1331361), (18, 1035503), (21, 887574), (29, 642726), (42, 443787), (58, 321363), (63, 295858), (87, 214242), (126, 147929), (174, 107121), (203, 91818), (261, 71414), (406, 45909), (522, 35707), (609, 30606), (1218, 15303), (1827, 10202), (3654, 5101)]