20967344

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{7321}}^1$

素因数の和:7508

約数の個数: 20

約数和(自身を含む): 40856760

約数和(自身を除く): 19889416

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 7321, 14642, 29284, 58568, 117136, 1310459, 2620918, 5241836, 10483672, 20967344]

約数ペア:

[(1, 20967344), (2, 10483672), (4, 5241836), (8, 2620918), (16, 1310459), (179, 117136), (358, 58568), (716, 29284), (1432, 14642), (2864, 7321)]