1889888792

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{2309}}^1$

素因数の和:2528

約数の個数: 64

約数和(自身を含む): 3951763200

約数和(自身を除く): 2061874408

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 131, 142, 262, 284, 524, 568, 781, 1048, 1441, 1562, 2309, 2882, 3124, 4618, 5764, 6248, 9236, 9301, 11528, 18472, 18602, 25399, 37204, 50798, 74408, 101596, 102311, 163939, 203192, 204622, 302479, 327878, 409244, 604958, 655756, 818488, 1209916, 1311512, 1803329, 2419832, 3327269, 3606658, 6654538, 7213316, 13309076, 14426632, 21476009, 26618152, 42952018, 85904036, 171808072, 236236099, 472472198, 944944396, 1889888792]

約数ペア:

[(1, 1889888792), (2, 944944396), (4, 472472198), (8, 236236099), (11, 171808072), (22, 85904036), (44, 42952018), (71, 26618152), (88, 21476009), (131, 14426632), (142, 13309076), (262, 7213316), (284, 6654538), (524, 3606658), (568, 3327269), (781, 2419832), (1048, 1803329), (1441, 1311512), (1562, 1209916), (2309, 818488), (2882, 655756), (3124, 604958), (4618, 409244), (5764, 327878), (6248, 302479), (9236, 204622), (9301, 203192), (11528, 163939), (18472, 102311), (18602, 101596), (25399, 74408), (37204, 50798)]