19860142850

素因数分解:

$2^1\times 5^2\times {\mathrm{1097}}^1\times {\mathrm{362081}}^1$

素因数の和:363190

約数の個数: 24

約数和(自身を含む): 36973641348

約数和(自身を除く): 17113498498

約数列:

[1, 2, 5, 10, 25, 50, 1097, 2194, 5485, 10970, 27425, 54850, 362081, 724162, 1810405, 3620810, 9052025, 18104050, 397202857, 794405714, 1986014285, 3972028570, 9930071425, 19860142850]

約数ペア:

[(1, 19860142850), (2, 9930071425), (5, 3972028570), (10, 1986014285), (25, 794405714), (50, 397202857), (1097, 18104050), (2194, 9052025), (5485, 3620810), (10970, 1810405), (27425, 724162), (54850, 362081)]