20199405765

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17488663}}^1$

素因数の和:17488689

約数の個数: 32

約数和(自身を含む): 40293881856

約数和(自身を除く): 20094476091

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 17488663, 52465989, 87443315, 122420641, 192375293, 262329945, 367261923, 577125879, 612103205, 961876465, 1346627051, 1836309615, 2885629395, 4039881153, 6733135255, 20199405765]

約数ペア:

[(1, 20199405765), (3, 6733135255), (5, 4039881153), (7, 2885629395), (11, 1836309615), (15, 1346627051), (21, 961876465), (33, 612103205), (35, 577125879), (55, 367261923), (77, 262329945), (105, 192375293), (165, 122420641), (231, 87443315), (385, 52465989), (1155, 17488663)]