2011214548

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1\times {\mathrm{1867}}^1$

素因数の和:2444

約数の個数: 48

約数和(自身を含む): 4083896320

約数和(自身を除く): 2072681772

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 487, 553, 974, 1106, 1867, 1948, 2212, 3409, 3734, 6818, 7468, 13069, 13636, 26138, 38473, 52276, 76946, 147493, 153892, 269311, 294986, 538622, 589972, 909229, 1032451, 1077244, 1818458, 2064902, 3636916, 4129804, 6364603, 12729206, 25458412, 71829091, 143658182, 287316364, 502803637, 1005607274, 2011214548]

約数ペア:

[(1, 2011214548), (2, 1005607274), (4, 502803637), (7, 287316364), (14, 143658182), (28, 71829091), (79, 25458412), (158, 12729206), (316, 6364603), (487, 4129804), (553, 3636916), (974, 2064902), (1106, 1818458), (1867, 1077244), (1948, 1032451), (2212, 909229), (3409, 589972), (3734, 538622), (6818, 294986), (7468, 269311), (13069, 153892), (13636, 147493), (26138, 76946), (38473, 52276)]