2009768072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{522289}}^1$

素因数の和:522345

約数の個数: 32

約数和(自身を含む): 4167874200

約数和(自身を除く): 2158106128

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 522289, 1044578, 2089156, 4178312, 6789757, 13579514, 19324693, 27159028, 38649386, 54318056, 77298772, 154597544, 251221009, 502442018, 1004884036, 2009768072]

約数ペア:

[(1, 2009768072), (2, 1004884036), (4, 502442018), (8, 251221009), (13, 154597544), (26, 77298772), (37, 54318056), (52, 38649386), (74, 27159028), (104, 19324693), (148, 13579514), (296, 6789757), (481, 4178312), (962, 2089156), (1924, 1044578), (3848, 522289)]