20936700928

素因数分解:

$2^{10}\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{142979}}^1$

素因数の和:143023

約数の個数: 88

約数和(自身を含む): 49170250080

約数和(自身を除く): 28233549152

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 128, 143, 176, 208, 256, 286, 352, 416, 512, 572, 704, 832, 1024, 1144, 1408, 1664, 2288, 2816, 3328, 4576, 5632, 6656, 9152, 11264, 13312, 18304, 36608, 73216, 142979, 146432, 285958, 571916, 1143832, 1572769, 1858727, 2287664, 3145538, 3717454, 4575328, 6291076, 7434908, 9150656, 12582152, 14869816, 18301312, 20445997, 25164304, 29739632, 36602624, 40891994, 50328608, 59479264, 73205248, 81783988, 100657216, 118958528, 146410496, 163567976, 201314432, 237917056, 327135952, 402628864, 475834112, 654271904, 805257728, 951668224, 1308543808, 1610515456, 1903336448, 2617087616, 5234175232, 10468350464, 20936700928]

約数ペア:

[(1, 20936700928), (2, 10468350464), (4, 5234175232), (8, 2617087616), (11, 1903336448), (13, 1610515456), (16, 1308543808), (22, 951668224), (26, 805257728), (32, 654271904), (44, 475834112), (52, 402628864), (64, 327135952), (88, 237917056), (104, 201314432), (128, 163567976), (143, 146410496), (176, 118958528), (208, 100657216), (256, 81783988), (286, 73205248), (352, 59479264), (416, 50328608), (512, 40891994), (572, 36602624), (704, 29739632), (832, 25164304), (1024, 20445997), (1144, 18301312), (1408, 14869816), (1664, 12582152), (2288, 9150656), (2816, 7434908), (3328, 6291076), (4576, 4575328), (5632, 3717454), (6656, 3145538), (9152, 2287664), (11264, 1858727), (13312, 1572769), (18304, 1143832), (36608, 571916), (73216, 285958), (142979, 146432)]