20686551872

素因数分解:

$2^6\times 7^2\times {\mathrm{19}}^1\times {\mathrm{347183}}^1$

素因数の和:347228

約数の個数: 84

約数和(自身を含む): 50265299520

約数和(自身を除く): 29578747648

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 133, 152, 196, 224, 266, 304, 392, 448, 532, 608, 784, 931, 1064, 1216, 1568, 1862, 2128, 3136, 3724, 4256, 7448, 8512, 14896, 29792, 59584, 347183, 694366, 1388732, 2430281, 2777464, 4860562, 5554928, 6596477, 9721124, 11109856, 13192954, 17011967, 19442248, 22219712, 26385908, 34023934, 38884496, 46175339, 52771816, 68047868, 77768992, 92350678, 105543632, 136095736, 155537984, 184701356, 211087264, 272191472, 323227373, 369402712, 422174528, 544382944, 646454746, 738805424, 1088765888, 1292909492, 1477610848, 2585818984, 2955221696, 5171637968, 10343275936, 20686551872]

約数ペア:

[(1, 20686551872), (2, 10343275936), (4, 5171637968), (7, 2955221696), (8, 2585818984), (14, 1477610848), (16, 1292909492), (19, 1088765888), (28, 738805424), (32, 646454746), (38, 544382944), (49, 422174528), (56, 369402712), (64, 323227373), (76, 272191472), (98, 211087264), (112, 184701356), (133, 155537984), (152, 136095736), (196, 105543632), (224, 92350678), (266, 77768992), (304, 68047868), (392, 52771816), (448, 46175339), (532, 38884496), (608, 34023934), (784, 26385908), (931, 22219712), (1064, 19442248), (1216, 17011967), (1568, 13192954), (1862, 11109856), (2128, 9721124), (3136, 6596477), (3724, 5554928), (4256, 4860562), (7448, 2777464), (8512, 2430281), (14896, 1388732), (29792, 694366), (59584, 347183)]