20827776

素因数分解:

$2^7\times 3^1\times {\mathrm{73}}^1\times {\mathrm{743}}^1$

素因数の和:833

約数の個数: 64

約数和(自身を含む): 56157120

約数和(自身を除く): 35329344

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 73, 96, 128, 146, 192, 219, 292, 384, 438, 584, 743, 876, 1168, 1486, 1752, 2229, 2336, 2972, 3504, 4458, 4672, 5944, 7008, 8916, 9344, 11888, 14016, 17832, 23776, 28032, 35664, 47552, 54239, 71328, 95104, 108478, 142656, 162717, 216956, 285312, 325434, 433912, 650868, 867824, 1301736, 1735648, 2603472, 3471296, 5206944, 6942592, 10413888, 20827776]

約数ペア:

[(1, 20827776), (2, 10413888), (3, 6942592), (4, 5206944), (6, 3471296), (8, 2603472), (12, 1735648), (16, 1301736), (24, 867824), (32, 650868), (48, 433912), (64, 325434), (73, 285312), (96, 216956), (128, 162717), (146, 142656), (192, 108478), (219, 95104), (292, 71328), (384, 54239), (438, 47552), (584, 35664), (743, 28032), (876, 23776), (1168, 17832), (1486, 14016), (1752, 11888), (2229, 9344), (2336, 8916), (2972, 7008), (3504, 5944), (4458, 4672)]