18788744

素因数分解:

$2^3\times {\mathrm{13}}^3\times {\mathrm{1069}}^1$

素因数の和:1114

約数の個数: 32

約数和(自身を含む): 38199000

約数和(自身を除く): 19410256

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1069, 1352, 2138, 2197, 4276, 4394, 8552, 8788, 13897, 17576, 27794, 55588, 111176, 180661, 361322, 722644, 1445288, 2348593, 4697186, 9394372, 18788744]

約数ペア:

[(1, 18788744), (2, 9394372), (4, 4697186), (8, 2348593), (13, 1445288), (26, 722644), (52, 361322), (104, 180661), (169, 111176), (338, 55588), (676, 27794), (1069, 17576), (1352, 13897), (2138, 8788), (2197, 8552), (4276, 4394)]