20147742595

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1171721}}^1$

素因数の和:1171926

約数の個数: 16

約数和(自身を含む): 25590408480

約数和(自身を除く): 5442665885

約数列:

[1, 5, 19, 95, 181, 905, 3439, 17195, 1171721, 5858605, 22262699, 111313495, 212081501, 1060407505, 4029548519, 20147742595]

約数ペア:

[(1, 20147742595), (5, 4029548519), (19, 1060407505), (95, 212081501), (181, 111313495), (905, 22262699), (3439, 5858605), (17195, 1171721)]