19784824

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{167}}^1\times {\mathrm{251}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 18317576

約数列:

[1, 2, 4, 8, 59, 118, 167, 236, 251, 334, 472, 502, 668, 1004, 1336, 2008, 9853, 14809, 19706, 29618, 39412, 41917, 59236, 78824, 83834, 118472, 167668, 335336, 2473103, 4946206, 9892412, 19784824]

約数ペア:

[(1, 19784824), (2, 9892412), (4, 4946206), (8, 2473103), (59, 335336), (118, 167668), (167, 118472), (236, 83834), (251, 78824), (334, 59236), (472, 41917), (502, 39412), (668, 29618), (1004, 19706), (1336, 14809), (2008, 9853)]