20219535

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{64189}}^1$

素因数の和:64207

約数の個数: 24

約数和(自身を含む): 40054560

約数和(自身を除く): 19835025

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 64189, 192567, 320945, 449323, 577701, 962835, 1347969, 2246615, 2888505, 4043907, 6739845, 20219535]

約数ペア:

[(1, 20219535), (3, 6739845), (5, 4043907), (7, 2888505), (9, 2246615), (15, 1347969), (21, 962835), (35, 577701), (45, 449323), (63, 320945), (105, 192567), (315, 64189)]