19884708

素因数分解:

$2^2\times 3^2\times {\mathrm{552353}}^1$

素因数の和:552363

約数の個数: 18

約数和(自身を含む): 50264214

約数和(自身を除く): 30379506

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 552353, 1104706, 1657059, 2209412, 3314118, 4971177, 6628236, 9942354, 19884708]

約数ペア:

[(1, 19884708), (2, 9942354), (3, 6628236), (4, 4971177), (6, 3314118), (9, 2209412), (12, 1657059), (18, 1104706), (36, 552353)]