19829936

素因数分解:

$2^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1753}}^1$

素因数の和:1869

約数の個数: 40

約数和(自身を含む): 44369184

約数和(自身を除く): 24539248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 101, 112, 202, 404, 707, 808, 1414, 1616, 1753, 2828, 3506, 5656, 7012, 11312, 12271, 14024, 24542, 28048, 49084, 98168, 177053, 196336, 354106, 708212, 1239371, 1416424, 2478742, 2832848, 4957484, 9914968, 19829936]

約数ペア:

[(1, 19829936), (2, 9914968), (4, 4957484), (7, 2832848), (8, 2478742), (14, 1416424), (16, 1239371), (28, 708212), (56, 354106), (101, 196336), (112, 177053), (202, 98168), (404, 49084), (707, 28048), (808, 24542), (1414, 14024), (1616, 12271), (1753, 11312), (2828, 7012), (3506, 5656)]