20447596

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5869}}^1$

素因数の和:5953

約数の個数: 24

約数和(自身を含む): 39117680

約数和(自身を除く): 18670084

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 5869, 11738, 23476, 76297, 152594, 305188, 393223, 786446, 1572892, 5111899, 10223798, 20447596]

約数ペア:

[(1, 20447596), (2, 10223798), (4, 5111899), (13, 1572892), (26, 786446), (52, 393223), (67, 305188), (134, 152594), (268, 76297), (871, 23476), (1742, 11738), (3484, 5869)]