9994490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2113}}^1$

素因数の和:2174

約数の個数: 32

約数和(自身を含む): 20091456

約数和(自身を除く): 10096966

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2113, 2365, 4226, 4730, 10565, 21130, 23243, 46486, 90859, 116215, 181718, 232430, 454295, 908590, 999449, 1998898, 4997245, 9994490]

約数ペア:

[(1, 9994490), (2, 4997245), (5, 1998898), (10, 999449), (11, 908590), (22, 454295), (43, 232430), (55, 181718), (86, 116215), (110, 90859), (215, 46486), (430, 23243), (473, 21130), (946, 10565), (2113, 4730), (2365, 4226)]