20237984

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{48649}}^1$

素因数の和:48672

約数の個数: 24

約数和(自身を含む): 42909300

約数和(自身を除く): 22671316

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 48649, 97298, 194596, 389192, 632437, 778384, 1264874, 1556768, 2529748, 5059496, 10118992, 20237984]

約数ペア:

[(1, 20237984), (2, 10118992), (4, 5059496), (8, 2529748), (13, 1556768), (16, 1264874), (26, 778384), (32, 632437), (52, 389192), (104, 194596), (208, 97298), (416, 48649)]