20030445

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15349}}^1$

素因数の和:15389

約数の個数: 24

約数和(自身を含む): 35919000

約数和(自身を除く): 15888555

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 15349, 46047, 76745, 138141, 230235, 445121, 690705, 1335363, 2225605, 4006089, 6676815, 20030445]

約数ペア:

[(1, 20030445), (3, 6676815), (5, 4006089), (9, 2225605), (15, 1335363), (29, 690705), (45, 445121), (87, 230235), (145, 138141), (261, 76745), (435, 46047), (1305, 15349)]