17894968

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{523}}^1$

素因数の和:596

約数の個数: 64

約数和(自身を含む): 42255360

約数和(自身を除く): 24360392

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 47, 52, 56, 91, 94, 104, 182, 188, 329, 364, 376, 523, 611, 658, 728, 1046, 1222, 1316, 2092, 2444, 2632, 3661, 4184, 4277, 4888, 6799, 7322, 8554, 13598, 14644, 17108, 24581, 27196, 29288, 34216, 47593, 49162, 54392, 95186, 98324, 172067, 190372, 196648, 319553, 344134, 380744, 639106, 688268, 1278212, 1376536, 2236871, 2556424, 4473742, 8947484, 17894968]

約数ペア:

[(1, 17894968), (2, 8947484), (4, 4473742), (7, 2556424), (8, 2236871), (13, 1376536), (14, 1278212), (26, 688268), (28, 639106), (47, 380744), (52, 344134), (56, 319553), (91, 196648), (94, 190372), (104, 172067), (182, 98324), (188, 95186), (329, 54392), (364, 49162), (376, 47593), (523, 34216), (611, 29288), (658, 27196), (728, 24581), (1046, 17108), (1222, 14644), (1316, 13598), (2092, 8554), (2444, 7322), (2632, 6799), (3661, 4888), (4184, 4277)]