20384256

素因数分解:

$2^9\times 3^1\times {\mathrm{23}}^1\times {\mathrm{577}}^1$

素因数の和:621

約数の個数: 80

約数和(自身を含む): 56764224

約数和(自身を除く): 36379968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 256, 276, 368, 384, 512, 552, 577, 736, 768, 1104, 1154, 1472, 1536, 1731, 2208, 2308, 2944, 3462, 4416, 4616, 5888, 6924, 8832, 9232, 11776, 13271, 13848, 17664, 18464, 26542, 27696, 35328, 36928, 39813, 53084, 55392, 73856, 79626, 106168, 110784, 147712, 159252, 212336, 221568, 295424, 318504, 424672, 443136, 637008, 849344, 886272, 1274016, 1698688, 2548032, 3397376, 5096064, 6794752, 10192128, 20384256]

約数ペア:

[(1, 20384256), (2, 10192128), (3, 6794752), (4, 5096064), (6, 3397376), (8, 2548032), (12, 1698688), (16, 1274016), (23, 886272), (24, 849344), (32, 637008), (46, 443136), (48, 424672), (64, 318504), (69, 295424), (92, 221568), (96, 212336), (128, 159252), (138, 147712), (184, 110784), (192, 106168), (256, 79626), (276, 73856), (368, 55392), (384, 53084), (512, 39813), (552, 36928), (577, 35328), (736, 27696), (768, 26542), (1104, 18464), (1154, 17664), (1472, 13848), (1536, 13271), (1731, 11776), (2208, 9232), (2308, 8832), (2944, 6924), (3462, 5888), (4416, 4616)]