20290588452

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{1098689}}^1$

素因数の和:1098727

約数の個数: 72

約数和(自身を含む): 55989242400

約数和(自身を除く): 35698653948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 486, 513, 684, 972, 1026, 1539, 2052, 3078, 4617, 6156, 9234, 18468, 1098689, 2197378, 3296067, 4394756, 6592134, 9888201, 13184268, 19776402, 20875091, 29664603, 39552804, 41750182, 59329206, 62625273, 83500364, 88993809, 118658412, 125250546, 177987618, 187875819, 250501092, 266981427, 355975236, 375751638, 533962854, 563627457, 751503276, 1067925708, 1127254914, 1690882371, 2254509828, 3381764742, 5072647113, 6763529484, 10145294226, 20290588452]

約数ペア:

[(1, 20290588452), (2, 10145294226), (3, 6763529484), (4, 5072647113), (6, 3381764742), (9, 2254509828), (12, 1690882371), (18, 1127254914), (19, 1067925708), (27, 751503276), (36, 563627457), (38, 533962854), (54, 375751638), (57, 355975236), (76, 266981427), (81, 250501092), (108, 187875819), (114, 177987618), (162, 125250546), (171, 118658412), (228, 88993809), (243, 83500364), (324, 62625273), (342, 59329206), (486, 41750182), (513, 39552804), (684, 29664603), (972, 20875091), (1026, 19776402), (1539, 13184268), (2052, 9888201), (3078, 6592134), (4617, 4394756), (6156, 3296067), (9234, 2197378), (18468, 1098689)]