20127612

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2053}}^1$

素因数の和:2122

約数の個数: 48

約数和(自身を含む): 50610560

約数和(自身を除く): 30482948

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 114, 129, 172, 228, 258, 516, 817, 1634, 2053, 2451, 3268, 4106, 4902, 6159, 8212, 9804, 12318, 24636, 39007, 78014, 88279, 117021, 156028, 176558, 234042, 264837, 353116, 468084, 529674, 1059348, 1677301, 3354602, 5031903, 6709204, 10063806, 20127612]

約数ペア:

[(1, 20127612), (2, 10063806), (3, 6709204), (4, 5031903), (6, 3354602), (12, 1677301), (19, 1059348), (38, 529674), (43, 468084), (57, 353116), (76, 264837), (86, 234042), (114, 176558), (129, 156028), (172, 117021), (228, 88279), (258, 78014), (516, 39007), (817, 24636), (1634, 12318), (2053, 9804), (2451, 8212), (3268, 6159), (4106, 4902)]