19789862

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{1523}}^1$

素因数の和:1687

約数の個数: 16

約数和(自身を含む): 30449520

約数和(自身を除く): 10659658

約数列:

[1, 2, 73, 89, 146, 178, 1523, 3046, 6497, 12994, 111179, 135547, 222358, 271094, 9894931, 19789862]

約数ペア:

[(1, 19789862), (2, 9894931), (73, 271094), (89, 222358), (146, 135547), (178, 111179), (1523, 12994), (3046, 6497)]