20138462216

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{9209}}^1\times {\mathrm{14387}}^1$

素因数の和:23621

約数の個数: 32

約数和(自身を含む): 39754044000

約数和(自身を除く): 19615581784

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 9209, 14387, 18418, 28774, 36836, 57548, 73672, 115096, 174971, 273353, 349942, 546706, 699884, 1093412, 1399768, 2186824, 132489883, 264979766, 529959532, 1059919064, 2517307777, 5034615554, 10069231108, 20138462216]

約数ペア:

[(1, 20138462216), (2, 10069231108), (4, 5034615554), (8, 2517307777), (19, 1059919064), (38, 529959532), (76, 264979766), (152, 132489883), (9209, 2186824), (14387, 1399768), (18418, 1093412), (28774, 699884), (36836, 546706), (57548, 349942), (73672, 273353), (115096, 174971)]