4138576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:319

約数の個数: 40

約数和(自身を含む): 8765064

約数和(自身を除く): 4626488

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 197, 202, 208, 394, 404, 788, 808, 1313, 1576, 1616, 2561, 2626, 3152, 5122, 5252, 10244, 10504, 19897, 20488, 21008, 39794, 40976, 79588, 159176, 258661, 318352, 517322, 1034644, 2069288, 4138576]

約数ペア:

[(1, 4138576), (2, 2069288), (4, 1034644), (8, 517322), (13, 318352), (16, 258661), (26, 159176), (52, 79588), (101, 40976), (104, 39794), (197, 21008), (202, 20488), (208, 19897), (394, 10504), (404, 10244), (788, 5252), (808, 5122), (1313, 3152), (1576, 2626), (1616, 2561)]