19991986592

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{557}}^1\times {\mathrm{38677}}^1$

素因数の和:39273

約数の個数: 48

約数和(自身を含む): 40790592360

約数和(自身を除く): 20798605768

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 557, 928, 1114, 2228, 4456, 8912, 16153, 17824, 32306, 38677, 64612, 77354, 129224, 154708, 258448, 309416, 516896, 618832, 1121633, 1237664, 2243266, 4486532, 8973064, 17946128, 21543089, 35892256, 43086178, 86172356, 172344712, 344689424, 624749581, 689378848, 1249499162, 2498998324, 4997996648, 9995993296, 19991986592]

約数ペア:

[(1, 19991986592), (2, 9995993296), (4, 4997996648), (8, 2498998324), (16, 1249499162), (29, 689378848), (32, 624749581), (58, 344689424), (116, 172344712), (232, 86172356), (464, 43086178), (557, 35892256), (928, 21543089), (1114, 17946128), (2228, 8973064), (4456, 4486532), (8912, 2243266), (16153, 1237664), (17824, 1121633), (32306, 618832), (38677, 516896), (64612, 309416), (77354, 258448), (129224, 154708)]