20858112

素因数分解:

$2^8\times 3^2\times {\mathrm{11}}^1\times {\mathrm{823}}^1$

素因数の和:856

約数の個数: 108

約数和(自身を含む): 65685984

約数和(自身を除く): 44827872

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 128, 132, 144, 176, 192, 198, 256, 264, 288, 352, 384, 396, 528, 576, 704, 768, 792, 823, 1056, 1152, 1408, 1584, 1646, 2112, 2304, 2469, 2816, 3168, 3292, 4224, 4938, 6336, 6584, 7407, 8448, 9053, 9876, 12672, 13168, 14814, 18106, 19752, 25344, 26336, 27159, 29628, 36212, 39504, 52672, 54318, 59256, 72424, 79008, 81477, 105344, 108636, 118512, 144848, 158016, 162954, 210688, 217272, 237024, 289696, 316032, 325908, 434544, 474048, 579392, 632064, 651816, 869088, 948096, 1158784, 1303632, 1738176, 1896192, 2317568, 2607264, 3476352, 5214528, 6952704, 10429056, 20858112]

約数ペア:

[(1, 20858112), (2, 10429056), (3, 6952704), (4, 5214528), (6, 3476352), (8, 2607264), (9, 2317568), (11, 1896192), (12, 1738176), (16, 1303632), (18, 1158784), (22, 948096), (24, 869088), (32, 651816), (33, 632064), (36, 579392), (44, 474048), (48, 434544), (64, 325908), (66, 316032), (72, 289696), (88, 237024), (96, 217272), (99, 210688), (128, 162954), (132, 158016), (144, 144848), (176, 118512), (192, 108636), (198, 105344), (256, 81477), (264, 79008), (288, 72424), (352, 59256), (384, 54318), (396, 52672), (528, 39504), (576, 36212), (704, 29628), (768, 27159), (792, 26336), (823, 25344), (1056, 19752), (1152, 18106), (1408, 14814), (1584, 13168), (1646, 12672), (2112, 9876), (2304, 9053), (2469, 8448), (2816, 7407), (3168, 6584), (3292, 6336), (4224, 4938)]