520017916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{8761}}^1$

素因数の和:8866

約数の個数: 48

約数和(自身を含む): 1059851520

約数和(自身を除く): 539833604

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 71, 76, 142, 209, 284, 418, 781, 836, 1349, 1562, 2698, 3124, 5396, 8761, 14839, 17522, 29678, 35044, 59356, 96371, 166459, 192742, 332918, 385484, 622031, 665836, 1244062, 1831049, 2488124, 3662098, 6842341, 7324196, 11818589, 13684682, 23637178, 27369364, 47274356, 130004479, 260008958, 520017916]

約数ペア:

[(1, 520017916), (2, 260008958), (4, 130004479), (11, 47274356), (19, 27369364), (22, 23637178), (38, 13684682), (44, 11818589), (71, 7324196), (76, 6842341), (142, 3662098), (209, 2488124), (284, 1831049), (418, 1244062), (781, 665836), (836, 622031), (1349, 385484), (1562, 332918), (2698, 192742), (3124, 166459), (5396, 96371), (8761, 59356), (14839, 35044), (17522, 29678)]