20216768

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2$

素因数の和:130

約数の個数: 84

約数和(自身を含む): 48155352

約数和(自身を除く): 27938584

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 47, 52, 64, 88, 94, 104, 143, 176, 188, 208, 286, 352, 376, 416, 517, 572, 611, 704, 752, 832, 1034, 1144, 1222, 1504, 2068, 2209, 2288, 2444, 3008, 4136, 4418, 4576, 4888, 6721, 8272, 8836, 9152, 9776, 13442, 16544, 17672, 19552, 24299, 26884, 28717, 33088, 35344, 39104, 48598, 53768, 57434, 70688, 97196, 107536, 114868, 141376, 194392, 215072, 229736, 315887, 388784, 430144, 459472, 631774, 777568, 918944, 1263548, 1555136, 1837888, 2527096, 5054192, 10108384, 20216768]

約数ペア:

[(1, 20216768), (2, 10108384), (4, 5054192), (8, 2527096), (11, 1837888), (13, 1555136), (16, 1263548), (22, 918944), (26, 777568), (32, 631774), (44, 459472), (47, 430144), (52, 388784), (64, 315887), (88, 229736), (94, 215072), (104, 194392), (143, 141376), (176, 114868), (188, 107536), (208, 97196), (286, 70688), (352, 57434), (376, 53768), (416, 48598), (517, 39104), (572, 35344), (611, 33088), (704, 28717), (752, 26884), (832, 24299), (1034, 19552), (1144, 17672), (1222, 16544), (1504, 13442), (2068, 9776), (2209, 9152), (2288, 8836), (2444, 8272), (3008, 6721), (4136, 4888), (4418, 4576)]