20175141371

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1\times {\mathrm{1327}}^1$

素因数の和:1840

約数の個数: 48

約数和(自身を含む): 26066068992

約数和(自身を除く): 5890927621

約数列:

[1, 7, 11, 49, 67, 77, 421, 469, 539, 737, 1327, 2947, 3283, 4631, 5159, 9289, 14597, 20629, 28207, 32417, 36113, 65023, 88909, 102179, 197449, 226919, 310277, 558667, 622363, 715253, 977999, 1382143, 2171939, 3910669, 4356541, 6145337, 6845993, 15203573, 27374683, 37430689, 43017359, 47921951, 262014823, 301121513, 411737579, 1834103761, 2882163053, 20175141371]

約数ペア:

[(1, 20175141371), (7, 2882163053), (11, 1834103761), (49, 411737579), (67, 301121513), (77, 262014823), (421, 47921951), (469, 43017359), (539, 37430689), (737, 27374683), (1327, 15203573), (2947, 6845993), (3283, 6145337), (4631, 4356541), (5159, 3910669), (9289, 2171939), (14597, 1382143), (20629, 977999), (28207, 715253), (32417, 622363), (36113, 558667), (65023, 310277), (88909, 226919), (102179, 197449)]