19744544

素因数分解:

$2^5\times {\mathrm{97}}^1\times {\mathrm{6361}}^1$

素因数の和:6468

約数の個数: 24

約数和(自身を含む): 39278988

約数和(自身を除く): 19534444

約数列:

[1, 2, 4, 8, 16, 32, 97, 194, 388, 776, 1552, 3104, 6361, 12722, 25444, 50888, 101776, 203552, 617017, 1234034, 2468068, 4936136, 9872272, 19744544]

約数ペア:

[(1, 19744544), (2, 9872272), (4, 4936136), (8, 2468068), (16, 1234034), (32, 617017), (97, 203552), (194, 101776), (388, 50888), (776, 25444), (1552, 12722), (3104, 6361)]