161264532368

素因数分解:

$2^4\times {\mathrm{2371}}^1\times {\mathrm{4250963}}^1$

素因数の和:4253342

約数の個数: 20

約数和(自身を含む): 312581884848

約数和(自身を除く): 151317352480

約数列:

[1, 2, 4, 8, 16, 2371, 4742, 9484, 18968, 37936, 4250963, 8501926, 17003852, 34007704, 68015408, 10079033273, 20158066546, 40316133092, 80632266184, 161264532368]

約数ペア:

[(1, 161264532368), (2, 80632266184), (4, 40316133092), (8, 20158066546), (16, 10079033273), (2371, 68015408), (4742, 34007704), (9484, 17003852), (18968, 8501926), (37936, 4250963)]