20137384

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{563}}^1$

素因数の和:849

約数の個数: 32

約数和(自身を含む): 40201920

約数和(自身を除く): 20064536

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 263, 526, 563, 1052, 1126, 2104, 2252, 4471, 4504, 8942, 9571, 17884, 19142, 35768, 38284, 76568, 148069, 296138, 592276, 1184552, 2517173, 5034346, 10068692, 20137384]

約数ペア:

[(1, 20137384), (2, 10068692), (4, 5034346), (8, 2517173), (17, 1184552), (34, 592276), (68, 296138), (136, 148069), (263, 76568), (526, 38284), (563, 35768), (1052, 19142), (1126, 17884), (2104, 9571), (2252, 8942), (4471, 4504)]