19896933

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1061}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 32624640

約数和(自身を除く): 12727707

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 1061, 2679, 3183, 6251, 7427, 18753, 20159, 22281, 49867, 60477, 141113, 149601, 349069, 423339, 947473, 1047207, 2842419, 6632311, 19896933]

約数ペア:

[(1, 19896933), (3, 6632311), (7, 2842419), (19, 1047207), (21, 947473), (47, 423339), (57, 349069), (133, 149601), (141, 141113), (329, 60477), (399, 49867), (893, 22281), (987, 20159), (1061, 18753), (2679, 7427), (3183, 6251)]