20544398

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2333}}^1$

素因数の和:2396

約数の個数: 32

約数和(自身を含む): 38314944

約数和(自身を除く): 17770546

約数列:

[1, 2, 7, 14, 17, 34, 37, 74, 119, 238, 259, 518, 629, 1258, 2333, 4403, 4666, 8806, 16331, 32662, 39661, 79322, 86321, 172642, 277627, 555254, 604247, 1208494, 1467457, 2934914, 10272199, 20544398]

約数ペア:

[(1, 20544398), (2, 10272199), (7, 2934914), (14, 1467457), (17, 1208494), (34, 604247), (37, 555254), (74, 277627), (119, 172642), (238, 86321), (259, 79322), (518, 39661), (629, 32662), (1258, 16331), (2333, 8806), (4403, 4666)]