19399756

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{823}}^1$

素因数の和:981

約数の個数: 24

約数和(自身を含む): 34884864

約数和(自身を除く): 15485108

約数列:

[1, 2, 4, 71, 83, 142, 166, 284, 332, 823, 1646, 3292, 5893, 11786, 23572, 58433, 68309, 116866, 136618, 233732, 273236, 4849939, 9699878, 19399756]

約数ペア:

[(1, 19399756), (2, 9699878), (4, 4849939), (71, 273236), (83, 233732), (142, 136618), (166, 116866), (284, 68309), (332, 58433), (823, 23572), (1646, 11786), (3292, 5893)]