20343721174

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{39273593}}^1$

素因数の和:39273639

約数の個数: 16

約数和(自身を含む): 35817517728

約数和(自身を除く): 15473796554

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 39273593, 78547186, 274915151, 549830302, 1453122941, 2906245882, 10171860587, 20343721174]

約数ペア:

[(1, 20343721174), (2, 10171860587), (7, 2906245882), (14, 1453122941), (37, 549830302), (74, 274915151), (259, 78547186), (518, 39273593)]