20174119856

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1\times {\mathrm{2003}}^1$

素因数の和:2754

約数の個数: 80

約数和(自身を含む): 43208484480

約数和(自身を除く): 23034364624

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 176, 178, 356, 643, 712, 979, 1286, 1424, 1958, 2003, 2572, 3916, 4006, 5144, 7073, 7832, 8012, 10288, 14146, 15664, 16024, 22033, 28292, 32048, 44066, 56584, 57227, 88132, 113168, 114454, 176264, 178267, 228908, 352528, 356534, 457816, 629497, 713068, 915632, 1258994, 1287929, 1426136, 1960937, 2517988, 2575858, 2852272, 3921874, 5035976, 5151716, 7843748, 10071952, 10303432, 14167219, 15687496, 20606864, 28334438, 31374992, 56668876, 113337752, 114625681, 226675504, 229251362, 458502724, 917005448, 1260882491, 1834010896, 2521764982, 5043529964, 10087059928, 20174119856]

約数ペア:

[(1, 20174119856), (2, 10087059928), (4, 5043529964), (8, 2521764982), (11, 1834010896), (16, 1260882491), (22, 917005448), (44, 458502724), (88, 229251362), (89, 226675504), (176, 114625681), (178, 113337752), (356, 56668876), (643, 31374992), (712, 28334438), (979, 20606864), (1286, 15687496), (1424, 14167219), (1958, 10303432), (2003, 10071952), (2572, 7843748), (3916, 5151716), (4006, 5035976), (5144, 3921874), (7073, 2852272), (7832, 2575858), (8012, 2517988), (10288, 1960937), (14146, 1426136), (15664, 1287929), (16024, 1258994), (22033, 915632), (28292, 713068), (32048, 629497), (44066, 457816), (56584, 356534), (57227, 352528), (88132, 228908), (113168, 178267), (114454, 176264)]