19740215408

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{7569101}}^1$

素因数の和:7569272

約数の個数: 20

約数和(自身を含む): 38481314568

約数和(自身を除く): 18741099160

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 7569101, 15138202, 30276404, 60552808, 121105616, 1233763463, 2467526926, 4935053852, 9870107704, 19740215408]

約数ペア:

[(1, 19740215408), (2, 9870107704), (4, 4935053852), (8, 2467526926), (16, 1233763463), (163, 121105616), (326, 60552808), (652, 30276404), (1304, 15138202), (2608, 7569101)]