72171536

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{17971}}^1$

素因数の和:18230

約数の個数: 20

約数和(自身を含む): 140397264

約数和(自身を除く): 68225728

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 17971, 35942, 71884, 143768, 287536, 4510721, 9021442, 18042884, 36085768, 72171536]

約数ペア:

[(1, 72171536), (2, 36085768), (4, 18042884), (8, 9021442), (16, 4510721), (251, 287536), (502, 143768), (1004, 71884), (2008, 35942), (4016, 17971)]