19549156

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 38864448

約数和(自身を除く): 19315292

約数列:

[1, 2, 4, 11, 22, 44, 53, 83, 101, 106, 166, 202, 212, 332, 404, 583, 913, 1111, 1166, 1826, 2222, 2332, 3652, 4399, 4444, 5353, 8383, 8798, 10706, 16766, 17596, 21412, 33532, 48389, 58883, 92213, 96778, 117766, 184426, 193556, 235532, 368852, 444299, 888598, 1777196, 4887289, 9774578, 19549156]

約数ペア:

[(1, 19549156), (2, 9774578), (4, 4887289), (11, 1777196), (22, 888598), (44, 444299), (53, 368852), (83, 235532), (101, 193556), (106, 184426), (166, 117766), (202, 96778), (212, 92213), (332, 58883), (404, 48389), (583, 33532), (913, 21412), (1111, 17596), (1166, 16766), (1826, 10706), (2222, 8798), (2332, 8383), (3652, 5353), (4399, 4444)]