19772050

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{5417}}^1$

素因数の和:5502

約数の個数: 24

約数和(自身を含む): 37286676

約数和(自身を除く): 17514626

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 365, 730, 1825, 3650, 5417, 10834, 27085, 54170, 135425, 270850, 395441, 790882, 1977205, 3954410, 9886025, 19772050]

約数ペア:

[(1, 19772050), (2, 9886025), (5, 3954410), (10, 1977205), (25, 790882), (50, 395441), (73, 270850), (146, 135425), (365, 54170), (730, 27085), (1825, 10834), (3650, 5417)]