20509322

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{503}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 13964278

約数列:

[1, 2, 19, 29, 37, 38, 58, 74, 503, 551, 703, 1006, 1073, 1102, 1406, 2146, 9557, 14587, 18611, 19114, 20387, 29174, 37222, 40774, 277153, 353609, 539719, 554306, 707218, 1079438, 10254661, 20509322]

約数ペア:

[(1, 20509322), (2, 10254661), (19, 1079438), (29, 707218), (37, 554306), (38, 539719), (58, 353609), (74, 277153), (503, 40774), (551, 37222), (703, 29174), (1006, 20387), (1073, 19114), (1102, 18611), (1406, 14587), (2146, 9557)]