20121668608

素因数分解:

$2^{10}\times {\mathrm{73}}^1\times {\mathrm{269179}}^1$

素因数の和:269272

約数の個数: 44

約数和(自身を含む): 40774848040

約数和(自身を除く): 20653179432

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 128, 146, 256, 292, 512, 584, 1024, 1168, 2336, 4672, 9344, 18688, 37376, 74752, 269179, 538358, 1076716, 2153432, 4306864, 8613728, 17227456, 19650067, 34454912, 39300134, 68909824, 78600268, 137819648, 157200536, 275639296, 314401072, 628802144, 1257604288, 2515208576, 5030417152, 10060834304, 20121668608]

約数ペア:

[(1, 20121668608), (2, 10060834304), (4, 5030417152), (8, 2515208576), (16, 1257604288), (32, 628802144), (64, 314401072), (73, 275639296), (128, 157200536), (146, 137819648), (256, 78600268), (292, 68909824), (512, 39300134), (584, 34454912), (1024, 19650067), (1168, 17227456), (2336, 8613728), (4672, 4306864), (9344, 2153432), (18688, 1076716), (37376, 538358), (74752, 269179)]