2017219911

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1\times {\mathrm{6143}}^1$

素因数の和:6995

約数の個数: 32

約数和(自身を含む): 3240099840

約数和(自身を除く): 1222879929

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 823, 2469, 5761, 6143, 15637, 17283, 18429, 43001, 46911, 109459, 116717, 129003, 328377, 350151, 817019, 2451057, 5055689, 15167067, 35389823, 96058091, 106169469, 288174273, 672406637, 2017219911]

約数ペア:

[(1, 2017219911), (3, 672406637), (7, 288174273), (19, 106169469), (21, 96058091), (57, 35389823), (133, 15167067), (399, 5055689), (823, 2451057), (2469, 817019), (5761, 350151), (6143, 328377), (15637, 129003), (17283, 116717), (18429, 109459), (43001, 46911)]