20865224

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{23081}}^1$

素因数の和:23200

約数の個数: 16

約数和(自身を含む): 39470220

約数和(自身を除く): 18604996

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 23081, 46162, 92324, 184648, 2608153, 5216306, 10432612, 20865224]

約数ペア:

[(1, 20865224), (2, 10432612), (4, 5216306), (8, 2608153), (113, 184648), (226, 92324), (452, 46162), (904, 23081)]