20165931768

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{381757}}^1$

素因数の和:381868

約数の個数: 64

約数和(自身を含む): 52774225920

約数和(自身を除く): 32608294152

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 71, 93, 124, 142, 186, 213, 248, 284, 372, 426, 568, 744, 852, 1704, 2201, 4402, 6603, 8804, 13206, 17608, 26412, 52824, 381757, 763514, 1145271, 1527028, 2290542, 3054056, 4581084, 9162168, 11834467, 23668934, 27104747, 35503401, 47337868, 54209494, 71006802, 81314241, 94675736, 108418988, 142013604, 162628482, 216837976, 284027208, 325256964, 650513928, 840247157, 1680494314, 2520741471, 3360988628, 5041482942, 6721977256, 10082965884, 20165931768]

約数ペア:

[(1, 20165931768), (2, 10082965884), (3, 6721977256), (4, 5041482942), (6, 3360988628), (8, 2520741471), (12, 1680494314), (24, 840247157), (31, 650513928), (62, 325256964), (71, 284027208), (93, 216837976), (124, 162628482), (142, 142013604), (186, 108418988), (213, 94675736), (248, 81314241), (284, 71006802), (372, 54209494), (426, 47337868), (568, 35503401), (744, 27104747), (852, 23668934), (1704, 11834467), (2201, 9162168), (4402, 4581084), (6603, 3054056), (8804, 2290542), (13206, 1527028), (17608, 1145271), (26412, 763514), (52824, 381757)]