78195536

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{19471}}^1$

素因数の和:19730

約数の個数: 20

約数和(自身を含む): 152115264

約数和(自身を除く): 73919728

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 19471, 38942, 77884, 155768, 311536, 4887221, 9774442, 19548884, 39097768, 78195536]

約数ペア:

[(1, 78195536), (2, 39097768), (4, 19548884), (8, 9774442), (16, 4887221), (251, 311536), (502, 155768), (1004, 77884), (2008, 38942), (4016, 19471)]