18838117648

素因数分解:

$2^4\times 7^1\times {\mathrm{457}}^1\times {\mathrm{368047}}^1$

素因数の和:368519

約数の個数: 40

約数和(自身を含む): 41804364032

約数和(自身を除く): 22966246384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 457, 914, 1828, 3199, 3656, 6398, 7312, 12796, 25592, 51184, 368047, 736094, 1472188, 2576329, 2944376, 5152658, 5888752, 10305316, 20610632, 41221264, 168197479, 336394958, 672789916, 1177382353, 1345579832, 2354764706, 2691159664, 4709529412, 9419058824, 18838117648]

約数ペア:

[(1, 18838117648), (2, 9419058824), (4, 4709529412), (7, 2691159664), (8, 2354764706), (14, 1345579832), (16, 1177382353), (28, 672789916), (56, 336394958), (112, 168197479), (457, 41221264), (914, 20610632), (1828, 10305316), (3199, 5888752), (3656, 5152658), (6398, 2944376), (7312, 2576329), (12796, 1472188), (25592, 736094), (51184, 368047)]