20052603

素因数分解:

$3^7\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 30818880

約数和(自身を除く): 10766277

約数列:

[1, 3, 9, 27, 53, 81, 159, 173, 243, 477, 519, 729, 1431, 1557, 2187, 4293, 4671, 9169, 12879, 14013, 27507, 38637, 42039, 82521, 115911, 126117, 247563, 378351, 742689, 2228067, 6684201, 20052603]

約数ペア:

[(1, 20052603), (3, 6684201), (9, 2228067), (27, 742689), (53, 378351), (81, 247563), (159, 126117), (173, 115911), (243, 82521), (477, 42039), (519, 38637), (729, 27507), (1431, 14013), (1557, 12879), (2187, 9169), (4293, 4671)]