20008902272

素因数分解:

$2^7\times {\mathrm{131}}^2\times {\mathrm{9109}}^1$

素因数の和:9385

約数の個数: 48

約数和(自身を含む): 40172503650

約数和(自身を除く): 20163601378

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 131, 262, 524, 1048, 2096, 4192, 8384, 9109, 16768, 17161, 18218, 34322, 36436, 68644, 72872, 137288, 145744, 274576, 291488, 549152, 582976, 1098304, 1165952, 1193279, 2196608, 2386558, 4773116, 9546232, 19092464, 38184928, 76369856, 152739712, 156319549, 312639098, 625278196, 1250556392, 2501112784, 5002225568, 10004451136, 20008902272]

約数ペア:

[(1, 20008902272), (2, 10004451136), (4, 5002225568), (8, 2501112784), (16, 1250556392), (32, 625278196), (64, 312639098), (128, 156319549), (131, 152739712), (262, 76369856), (524, 38184928), (1048, 19092464), (2096, 9546232), (4192, 4773116), (8384, 2386558), (9109, 2196608), (16768, 1193279), (17161, 1165952), (18218, 1098304), (34322, 582976), (36436, 549152), (68644, 291488), (72872, 274576), (137288, 145744)]