220726168

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{163259}}^1$

素因数の和:163291

約数の個数: 24

約数和(自身を含む): 448148700

約数和(自身を除く): 227422532

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 163259, 326518, 653036, 1306072, 2122367, 4244734, 8489468, 16978936, 27590771, 55181542, 110363084, 220726168]

約数ペア:

[(1, 220726168), (2, 110363084), (4, 55181542), (8, 27590771), (13, 16978936), (26, 8489468), (52, 4244734), (104, 2122367), (169, 1306072), (338, 653036), (676, 326518), (1352, 163259)]