20679922

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{4643}}^1$

素因数の和:4793

約数の個数: 16

約数和(自身を含む): 33102432

約数和(自身を除く): 12422510

約数列:

[1, 2, 17, 34, 131, 262, 2227, 4454, 4643, 9286, 78931, 157862, 608233, 1216466, 10339961, 20679922]

約数ペア:

[(1, 20679922), (2, 10339961), (17, 1216466), (34, 608233), (131, 157862), (262, 78931), (2227, 9286), (4454, 4643)]