20616376

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13781}}^1$

素因数の和:13815

約数の個数: 32

約数和(自身を含む): 44653680

約数和(自身を除く): 24037304

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 13781, 27562, 55124, 110248, 151591, 234277, 303182, 468554, 606364, 937108, 1212728, 1874216, 2577047, 5154094, 10308188, 20616376]

約数ペア:

[(1, 20616376), (2, 10308188), (4, 5154094), (8, 2577047), (11, 1874216), (17, 1212728), (22, 937108), (34, 606364), (44, 468554), (68, 303182), (88, 234277), (136, 151591), (187, 110248), (374, 55124), (748, 27562), (1496, 13781)]