20366642712

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{167809}}^1$

素因数の和:168220

約数の個数: 64

約数和(自身を含む): 54974556000

約数和(自身を除く): 34607913288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 389, 778, 1167, 1556, 2334, 3112, 4668, 5057, 9336, 10114, 15171, 20228, 30342, 40456, 60684, 121368, 167809, 335618, 503427, 671236, 1006854, 1342472, 2013708, 2181517, 4027416, 4363034, 6544551, 8726068, 13089102, 17452136, 26178204, 52356408, 65277701, 130555402, 195833103, 261110804, 391666206, 522221608, 783332412, 848610113, 1566664824, 1697220226, 2545830339, 3394440452, 5091660678, 6788880904, 10183321356, 20366642712]

約数ペア:

[(1, 20366642712), (2, 10183321356), (3, 6788880904), (4, 5091660678), (6, 3394440452), (8, 2545830339), (12, 1697220226), (13, 1566664824), (24, 848610113), (26, 783332412), (39, 522221608), (52, 391666206), (78, 261110804), (104, 195833103), (156, 130555402), (312, 65277701), (389, 52356408), (778, 26178204), (1167, 17452136), (1556, 13089102), (2334, 8726068), (3112, 6544551), (4668, 4363034), (5057, 4027416), (9336, 2181517), (10114, 2013708), (15171, 1342472), (20228, 1006854), (30342, 671236), (40456, 503427), (60684, 335618), (121368, 167809)]