20127804

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{887}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 49330176

約数和(自身を除く): 29202372

約数列:

[1, 2, 3, 4, 6, 12, 31, 61, 62, 93, 122, 124, 183, 186, 244, 366, 372, 732, 887, 1774, 1891, 2661, 3548, 3782, 5322, 5673, 7564, 10644, 11346, 22692, 27497, 54107, 54994, 82491, 108214, 109988, 162321, 164982, 216428, 324642, 329964, 649284, 1677317, 3354634, 5031951, 6709268, 10063902, 20127804]

約数ペア:

[(1, 20127804), (2, 10063902), (3, 6709268), (4, 5031951), (6, 3354634), (12, 1677317), (31, 649284), (61, 329964), (62, 324642), (93, 216428), (122, 164982), (124, 162321), (183, 109988), (186, 108214), (244, 82491), (366, 54994), (372, 54107), (732, 27497), (887, 22692), (1774, 11346), (1891, 10644), (2661, 7564), (3548, 5673), (3782, 5322)]