19844132

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3391}}^1$

素因数の和:3432

約数の個数: 48

約数和(自身を含む): 45588480

約数和(自身を除く): 25744348

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 3391, 5852, 6782, 13564, 23737, 37301, 47474, 64429, 74602, 94948, 128858, 149204, 257716, 261107, 451003, 522214, 708719, 902006, 1044428, 1417438, 1804012, 2834876, 4961033, 9922066, 19844132]

約数ペア:

[(1, 19844132), (2, 9922066), (4, 4961033), (7, 2834876), (11, 1804012), (14, 1417438), (19, 1044428), (22, 902006), (28, 708719), (38, 522214), (44, 451003), (76, 261107), (77, 257716), (133, 149204), (154, 128858), (209, 94948), (266, 74602), (308, 64429), (418, 47474), (532, 37301), (836, 23737), (1463, 13564), (2926, 6782), (3391, 5852)]