20346504016

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{601}}^1\times {\mathrm{49207}}^1$

素因数の和:49859

約数の個数: 40

約数和(自身を含む): 40406066624

約数和(自身を除く): 20059562608

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 601, 688, 1202, 2404, 4808, 9616, 25843, 49207, 51686, 98414, 103372, 196828, 206744, 393656, 413488, 787312, 2115901, 4231802, 8463604, 16927208, 29573407, 33854416, 59146814, 118293628, 236587256, 473174512, 1271656501, 2543313002, 5086626004, 10173252008, 20346504016]

約数ペア:

[(1, 20346504016), (2, 10173252008), (4, 5086626004), (8, 2543313002), (16, 1271656501), (43, 473174512), (86, 236587256), (172, 118293628), (344, 59146814), (601, 33854416), (688, 29573407), (1202, 16927208), (2404, 8463604), (4808, 4231802), (9616, 2115901), (25843, 787312), (49207, 413488), (51686, 393656), (98414, 206744), (103372, 196828)]