2641876

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 4815720

約数和(自身を除く): 2173844

約数列:

[1, 2, 4, 41, 82, 89, 164, 178, 181, 356, 362, 724, 3649, 7298, 7421, 14596, 14842, 16109, 29684, 32218, 64436, 660469, 1320938, 2641876]

約数ペア:

[(1, 2641876), (2, 1320938), (4, 660469), (41, 64436), (82, 32218), (89, 29684), (164, 16109), (178, 14842), (181, 14596), (356, 7421), (362, 7298), (724, 3649)]