20948088

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:449

約数の個数: 96

約数和(自身を含む): 62380800

約数和(自身を除く): 41432712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 49, 56, 84, 94, 98, 141, 147, 168, 188, 196, 282, 294, 329, 376, 379, 392, 564, 588, 658, 758, 987, 1128, 1137, 1176, 1316, 1516, 1974, 2274, 2303, 2632, 2653, 3032, 3948, 4548, 4606, 5306, 6909, 7896, 7959, 9096, 9212, 10612, 13818, 15918, 17813, 18424, 18571, 21224, 27636, 31836, 35626, 37142, 53439, 55272, 55713, 63672, 71252, 74284, 106878, 111426, 124691, 142504, 148568, 213756, 222852, 249382, 374073, 427512, 445704, 498764, 748146, 872837, 997528, 1496292, 1745674, 2618511, 2992584, 3491348, 5237022, 6982696, 10474044, 20948088]

約数ペア:

[(1, 20948088), (2, 10474044), (3, 6982696), (4, 5237022), (6, 3491348), (7, 2992584), (8, 2618511), (12, 1745674), (14, 1496292), (21, 997528), (24, 872837), (28, 748146), (42, 498764), (47, 445704), (49, 427512), (56, 374073), (84, 249382), (94, 222852), (98, 213756), (141, 148568), (147, 142504), (168, 124691), (188, 111426), (196, 106878), (282, 74284), (294, 71252), (329, 63672), (376, 55713), (379, 55272), (392, 53439), (564, 37142), (588, 35626), (658, 31836), (758, 27636), (987, 21224), (1128, 18571), (1137, 18424), (1176, 17813), (1316, 15918), (1516, 13818), (1974, 10612), (2274, 9212), (2303, 9096), (2632, 7959), (2653, 7896), (3032, 6909), (3948, 5306), (4548, 4606)]