16393040

素因数分解:

$2^4\times 5^1\times {\mathrm{204913}}^1$

素因数の和:204926

約数の個数: 20

約数和(自身を含む): 38114004

約数和(自身を除く): 21720964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 204913, 409826, 819652, 1024565, 1639304, 2049130, 3278608, 4098260, 8196520, 16393040]

約数ペア:

[(1, 16393040), (2, 8196520), (4, 4098260), (5, 3278608), (8, 2049130), (10, 1639304), (16, 1024565), (20, 819652), (40, 409826), (80, 204913)]