19638032

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:431

約数の個数: 40

約数和(自身を含む): 39372480

約数和(自身を除く): 19734448

約数列:

[1, 2, 4, 8, 16, 59, 71, 118, 142, 236, 284, 293, 472, 568, 586, 944, 1136, 1172, 2344, 4189, 4688, 8378, 16756, 17287, 20803, 33512, 34574, 41606, 67024, 69148, 83212, 138296, 166424, 276592, 332848, 1227377, 2454754, 4909508, 9819016, 19638032]

約数ペア:

[(1, 19638032), (2, 9819016), (4, 4909508), (8, 2454754), (16, 1227377), (59, 332848), (71, 276592), (118, 166424), (142, 138296), (236, 83212), (284, 69148), (293, 67024), (472, 41606), (568, 34574), (586, 33512), (944, 20803), (1136, 17287), (1172, 16756), (2344, 8378), (4189, 4688)]