19260016

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1$

素因数の和:493

約数の個数: 40

約数和(自身を含む): 39283200

約数和(自身を除く): 20023184

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 199, 263, 368, 398, 526, 796, 1052, 1592, 2104, 3184, 4208, 4577, 6049, 9154, 12098, 18308, 24196, 36616, 48392, 52337, 73232, 96784, 104674, 209348, 418696, 837392, 1203751, 2407502, 4815004, 9630008, 19260016]

約数ペア:

[(1, 19260016), (2, 9630008), (4, 4815004), (8, 2407502), (16, 1203751), (23, 837392), (46, 418696), (92, 209348), (184, 104674), (199, 96784), (263, 73232), (368, 52337), (398, 48392), (526, 36616), (796, 24196), (1052, 18308), (1592, 12098), (2104, 9154), (3184, 6049), (4208, 4577)]