19490367

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7459}}^1$

素因数の和:7542

約数の個数: 16

約数和(自身を含む): 28407680

約数和(自身を除く): 8917313

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 7459, 22377, 96967, 290901, 499753, 1499259, 6496789, 19490367]

約数ペア:

[(1, 19490367), (3, 6496789), (13, 1499259), (39, 499753), (67, 290901), (201, 96967), (871, 22377), (2613, 7459)]