19347688

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 37094400

約数和(自身を除く): 17746712

約数列:

[1, 2, 4, 8, 127, 137, 139, 254, 274, 278, 508, 548, 556, 1016, 1096, 1112, 17399, 17653, 19043, 34798, 35306, 38086, 69596, 70612, 76172, 139192, 141224, 152344, 2418461, 4836922, 9673844, 19347688]

約数ペア:

[(1, 19347688), (2, 9673844), (4, 4836922), (8, 2418461), (127, 152344), (137, 141224), (139, 139192), (254, 76172), (274, 70612), (278, 69596), (508, 38086), (548, 35306), (556, 34798), (1016, 19043), (1096, 17653), (1112, 17399)]