19019396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 39336192

約数和(自身を除く): 20316796

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 47, 68, 94, 187, 188, 374, 517, 541, 748, 799, 1034, 1082, 1598, 2068, 2164, 3196, 5951, 8789, 9197, 11902, 17578, 18394, 23804, 25427, 35156, 36788, 50854, 101167, 101708, 202334, 279697, 404668, 432259, 559394, 864518, 1118788, 1729036, 4754849, 9509698, 19019396]

約数ペア:

[(1, 19019396), (2, 9509698), (4, 4754849), (11, 1729036), (17, 1118788), (22, 864518), (34, 559394), (44, 432259), (47, 404668), (68, 279697), (94, 202334), (187, 101708), (188, 101167), (374, 50854), (517, 36788), (541, 35156), (748, 25427), (799, 23804), (1034, 18394), (1082, 17578), (1598, 11902), (2068, 9197), (2164, 8789), (3196, 5951)]