19948022

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{1549}}^1$

素因数の和:1735

約数の個数: 16

約数和(自身を含む): 30801600

約数和(自身を除く): 10853578

約数列:

[1, 2, 47, 94, 137, 274, 1549, 3098, 6439, 12878, 72803, 145606, 212213, 424426, 9974011, 19948022]

約数ペア:

[(1, 19948022), (2, 9974011), (47, 424426), (94, 212213), (137, 145606), (274, 72803), (1549, 12878), (3098, 6439)]