19926832

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:517

約数の個数: 40

約数和(自身を含む): 40649184

約数和(自身を除く): 20722352

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 173, 184, 313, 346, 368, 626, 692, 1252, 1384, 2504, 2768, 3979, 5008, 7199, 7958, 14398, 15916, 28796, 31832, 54149, 57592, 63664, 108298, 115184, 216596, 433192, 866384, 1245427, 2490854, 4981708, 9963416, 19926832]

約数ペア:

[(1, 19926832), (2, 9963416), (4, 4981708), (8, 2490854), (16, 1245427), (23, 866384), (46, 433192), (92, 216596), (173, 115184), (184, 108298), (313, 63664), (346, 57592), (368, 54149), (626, 31832), (692, 28796), (1252, 15916), (1384, 14398), (2504, 7958), (2768, 7199), (3979, 5008)]