20197907576

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2980801}}^1$

素因数の和:2980836

約数の個数: 48

約数和(自身を含む): 47573599920

約数和(自身を除く): 27375692344

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 121, 154, 242, 308, 484, 616, 847, 968, 1694, 3388, 6776, 2980801, 5961602, 11923204, 20865607, 23846408, 32788811, 41731214, 65577622, 83462428, 131155244, 166924856, 229521677, 262310488, 360676921, 459043354, 721353842, 918086708, 1442707684, 1836173416, 2524738447, 2885415368, 5049476894, 10098953788, 20197907576]

約数ペア:

[(1, 20197907576), (2, 10098953788), (4, 5049476894), (7, 2885415368), (8, 2524738447), (11, 1836173416), (14, 1442707684), (22, 918086708), (28, 721353842), (44, 459043354), (56, 360676921), (77, 262310488), (88, 229521677), (121, 166924856), (154, 131155244), (242, 83462428), (308, 65577622), (484, 41731214), (616, 32788811), (847, 23846408), (968, 20865607), (1694, 11923204), (3388, 5961602), (6776, 2980801)]