1856376437

素因数分解:

${\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 2148913152

約数和(自身を除く): 292536715

約数列:

[1, 19, 23, 47, 67, 71, 361, 437, 893, 1081, 1273, 1349, 1541, 1633, 3149, 3337, 4757, 8303, 16967, 20539, 24187, 25631, 29279, 31027, 59831, 63403, 72427, 76751, 90383, 109411, 223579, 390241, 556301, 589513, 1136789, 1204657, 1376113, 1458269, 1717277, 2078809, 4248001, 5142317, 26146147, 27707111, 39497371, 80712019, 97704023, 1856376437]

約数ペア:

[(1, 1856376437), (19, 97704023), (23, 80712019), (47, 39497371), (67, 27707111), (71, 26146147), (361, 5142317), (437, 4248001), (893, 2078809), (1081, 1717277), (1273, 1458269), (1349, 1376113), (1541, 1204657), (1633, 1136789), (3149, 589513), (3337, 556301), (4757, 390241), (8303, 223579), (16967, 109411), (20539, 90383), (24187, 76751), (25631, 72427), (29279, 63403), (31027, 59831)]