19566752

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 40007520

約数和(自身を除く): 20440768

約数列:

[1, 2, 4, 8, 16, 32, 53, 83, 106, 139, 166, 212, 278, 332, 424, 556, 664, 848, 1112, 1328, 1696, 2224, 2656, 4399, 4448, 7367, 8798, 11537, 14734, 17596, 23074, 29468, 35192, 46148, 58936, 70384, 92296, 117872, 140768, 184592, 235744, 369184, 611461, 1222922, 2445844, 4891688, 9783376, 19566752]

約数ペア:

[(1, 19566752), (2, 9783376), (4, 4891688), (8, 2445844), (16, 1222922), (32, 611461), (53, 369184), (83, 235744), (106, 184592), (139, 140768), (166, 117872), (212, 92296), (278, 70384), (332, 58936), (424, 46148), (556, 35192), (664, 29468), (848, 23074), (1112, 17596), (1328, 14734), (1696, 11537), (2224, 8798), (2656, 7367), (4399, 4448)]