20902656

素因数分解:

$2^8\times 3^1\times {\mathrm{17}}^1\times {\mathrm{1601}}^1$

素因数の和:1637

約数の個数: 72

約数和(自身を含む): 58940784

約数和(自身を除く): 38038128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 192, 204, 256, 272, 384, 408, 544, 768, 816, 1088, 1601, 1632, 2176, 3202, 3264, 4352, 4803, 6404, 6528, 9606, 12808, 13056, 19212, 25616, 27217, 38424, 51232, 54434, 76848, 81651, 102464, 108868, 153696, 163302, 204928, 217736, 307392, 326604, 409856, 435472, 614784, 653208, 870944, 1229568, 1306416, 1741888, 2612832, 3483776, 5225664, 6967552, 10451328, 20902656]

約数ペア:

[(1, 20902656), (2, 10451328), (3, 6967552), (4, 5225664), (6, 3483776), (8, 2612832), (12, 1741888), (16, 1306416), (17, 1229568), (24, 870944), (32, 653208), (34, 614784), (48, 435472), (51, 409856), (64, 326604), (68, 307392), (96, 217736), (102, 204928), (128, 163302), (136, 153696), (192, 108868), (204, 102464), (256, 81651), (272, 76848), (384, 54434), (408, 51232), (544, 38424), (768, 27217), (816, 25616), (1088, 19212), (1601, 13056), (1632, 12808), (2176, 9606), (3202, 6528), (3264, 6404), (4352, 4803)]