20677552

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^2\times {\mathrm{349}}^1$

素因数の和:410

約数の個数: 60

約数和(自身を含む): 48000400

約数和(自身を除く): 27322848

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 349, 368, 529, 644, 698, 1058, 1288, 1396, 2116, 2443, 2576, 2792, 3703, 4232, 4886, 5584, 7406, 8027, 8464, 9772, 14812, 16054, 19544, 29624, 32108, 39088, 56189, 59248, 64216, 112378, 128432, 184621, 224756, 369242, 449512, 738484, 899024, 1292347, 1476968, 2584694, 2953936, 5169388, 10338776, 20677552]

約数ペア:

[(1, 20677552), (2, 10338776), (4, 5169388), (7, 2953936), (8, 2584694), (14, 1476968), (16, 1292347), (23, 899024), (28, 738484), (46, 449512), (56, 369242), (92, 224756), (112, 184621), (161, 128432), (184, 112378), (322, 64216), (349, 59248), (368, 56189), (529, 39088), (644, 32108), (698, 29624), (1058, 19544), (1288, 16054), (1396, 14812), (2116, 9772), (2443, 8464), (2576, 8027), (2792, 7406), (3703, 5584), (4232, 4886)]