20767488

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{3863}}^1$

素因数の和:3889

約数の個数: 72

約数和(自身を含む): 63184128

約数和(自身を除く): 42416640

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 3863, 5376, 7726, 11589, 15452, 23178, 27041, 30904, 46356, 54082, 61808, 81123, 92712, 108164, 123616, 162246, 185424, 216328, 247232, 324492, 370848, 432656, 494464, 648984, 741696, 865312, 988928, 1297968, 1483392, 1730624, 2595936, 2966784, 3461248, 5191872, 6922496, 10383744, 20767488]

約数ペア:

[(1, 20767488), (2, 10383744), (3, 6922496), (4, 5191872), (6, 3461248), (7, 2966784), (8, 2595936), (12, 1730624), (14, 1483392), (16, 1297968), (21, 988928), (24, 865312), (28, 741696), (32, 648984), (42, 494464), (48, 432656), (56, 370848), (64, 324492), (84, 247232), (96, 216328), (112, 185424), (128, 162246), (168, 123616), (192, 108164), (224, 92712), (256, 81123), (336, 61808), (384, 54082), (448, 46356), (672, 30904), (768, 27041), (896, 23178), (1344, 15452), (1792, 11589), (2688, 7726), (3863, 5376)]