19924144

素因数分解:

$2^4\times {\mathrm{487}}^1\times {\mathrm{2557}}^1$

素因数の和:3052

約数の個数: 20

約数和(自身を含む): 38697424

約数和(自身を除く): 18773280

約数列:

[1, 2, 4, 8, 16, 487, 974, 1948, 2557, 3896, 5114, 7792, 10228, 20456, 40912, 1245259, 2490518, 4981036, 9962072, 19924144]

約数ペア:

[(1, 19924144), (2, 9962072), (4, 4981036), (8, 2490518), (16, 1245259), (487, 40912), (974, 20456), (1948, 10228), (2557, 7792), (3896, 5114)]