201997744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{971143}}^1$

素因数の和:971164

約数の個数: 20

約数和(自身を含む): 421476496

約数和(自身を除く): 219478752

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 971143, 1942286, 3884572, 7769144, 12624859, 15538288, 25249718, 50499436, 100998872, 201997744]

約数ペア:

[(1, 201997744), (2, 100998872), (4, 50499436), (8, 25249718), (13, 15538288), (16, 12624859), (26, 7769144), (52, 3884572), (104, 1942286), (208, 971143)]