20039895932

素因数分解:

$2^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{491}}^1\times {\mathrm{3929}}^1$

素因数の和:4491

約数の個数: 72

約数和(自身を含む): 41660483760

約数和(自身を除く): 21620587828

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 98, 106, 196, 212, 371, 491, 742, 982, 1484, 1964, 2597, 3437, 3929, 5194, 6874, 7858, 10388, 13748, 15716, 24059, 26023, 27503, 48118, 52046, 55006, 96236, 104092, 110012, 182161, 192521, 208237, 364322, 385042, 416474, 728644, 770084, 832948, 1275127, 1457659, 1929139, 2550254, 2915318, 3858278, 5100508, 5830636, 7716556, 10203613, 13503973, 20407226, 27007946, 40814452, 54015892, 94527811, 102244367, 189055622, 204488734, 378111244, 408977468, 715710569, 1431421138, 2862842276, 5009973983, 10019947966, 20039895932]

約数ペア:

[(1, 20039895932), (2, 10019947966), (4, 5009973983), (7, 2862842276), (14, 1431421138), (28, 715710569), (49, 408977468), (53, 378111244), (98, 204488734), (106, 189055622), (196, 102244367), (212, 94527811), (371, 54015892), (491, 40814452), (742, 27007946), (982, 20407226), (1484, 13503973), (1964, 10203613), (2597, 7716556), (3437, 5830636), (3929, 5100508), (5194, 3858278), (6874, 2915318), (7858, 2550254), (10388, 1929139), (13748, 1457659), (15716, 1275127), (24059, 832948), (26023, 770084), (27503, 728644), (48118, 416474), (52046, 385042), (55006, 364322), (96236, 208237), (104092, 192521), (110012, 182161)]