20807424

素因数分解:

$2^8\times 3^2\times {\mathrm{11}}^1\times {\mathrm{821}}^1$

素因数の和:854

約数の個数: 108

約数和(自身を含む): 65526552

約数和(自身を除く): 44719128

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, 821, 1056, 1152, 1408, 1584, 1642, 2112, 2304, 2463, 2816, 3168, 3284, 4224, 4926, 6336, 6568, 7389, 8448, 9031, 9852, 12672, 13136, 14778, 18062, 19704, 25344, 26272, 27093, 29556, 36124, 39408, 52544, 54186, 59112, 72248, 78816, 81279, 105088, 108372, 118224, 144496, 157632, 162558, 210176, 216744, 236448, 288992, 315264, 325116, 433488, 472896, 577984, 630528, 650232, 866976, 945792, 1155968, 1300464, 1733952, 1891584, 2311936, 2600928, 3467904, 5201856, 6935808, 10403712, 20807424]

約数ペア:

[(1, 20807424), (2, 10403712), (3, 6935808), (4, 5201856), (6, 3467904), (8, 2600928), (9, 2311936), (11, 1891584), (12, 1733952), (16, 1300464), (18, 1155968), (22, 945792), (24, 866976), (32, 650232), (33, 630528), (36, 577984), (44, 472896), (48, 433488), (64, 325116), (66, 315264), (72, 288992), (88, 236448), (96, 216744), (99, 210176), (128, 162558), (132, 157632), (144, 144496), (176, 118224), (192, 108372), (198, 105088), (256, 81279), (264, 78816), (288, 72248), (352, 59112), (384, 54186), (396, 52544), (528, 39408), (576, 36124), (704, 29556), (768, 27093), (792, 26272), (821, 25344), (1056, 19704), (1152, 18062), (1408, 14778), (1584, 13136), (1642, 12672), (2112, 9852), (2304, 9031), (2463, 8448), (2816, 7389), (3168, 6568), (3284, 6336), (4224, 4926)]