19782714

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20479}}^1$

素因数の和:20514

約数の個数: 32

約数和(自身を含む): 47185920

約数和(自身を除く): 27403206

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 20479, 40958, 61437, 122874, 143353, 286706, 430059, 471017, 860118, 942034, 1413051, 2826102, 3297119, 6594238, 9891357, 19782714]

約数ペア:

[(1, 19782714), (2, 9891357), (3, 6594238), (6, 3297119), (7, 2826102), (14, 1413051), (21, 942034), (23, 860118), (42, 471017), (46, 430059), (69, 286706), (138, 143353), (161, 122874), (322, 61437), (483, 40958), (966, 20479)]