19979544

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{64037}}^1$

素因数の和:64059

約数の個数: 32

約数和(自身を含む): 53791920

約数和(自身を除く): 33812376

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 64037, 128074, 192111, 256148, 384222, 512296, 768444, 832481, 1536888, 1664962, 2497443, 3329924, 4994886, 6659848, 9989772, 19979544]

約数ペア:

[(1, 19979544), (2, 9989772), (3, 6659848), (4, 4994886), (6, 3329924), (8, 2497443), (12, 1664962), (13, 1536888), (24, 832481), (26, 768444), (39, 512296), (52, 384222), (78, 256148), (104, 192111), (156, 128074), (312, 64037)]