68819536

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{253013}}^1$

素因数の和:253038

約数の個数: 20

約数和(自身を含む): 141181812

約数和(自身を除く): 72362276

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 253013, 506026, 1012052, 2024104, 4048208, 4301221, 8602442, 17204884, 34409768, 68819536]

約数ペア:

[(1, 68819536), (2, 34409768), (4, 17204884), (8, 8602442), (16, 4301221), (17, 4048208), (34, 2024104), (68, 1012052), (136, 506026), (272, 253013)]