20626742

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{6871}}^1$

素因数の和:6971

約数の個数: 16

約数和(自身を含む): 32985600

約数和(自身を除く): 12358858

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 6871, 13742, 130549, 261098, 542809, 1085618, 10313371, 20626742]

約数ペア:

[(1, 20626742), (2, 10313371), (19, 1085618), (38, 542809), (79, 261098), (158, 130549), (1501, 13742), (3002, 6871)]