19185444

素因数分解:

$2^2\times 3^3\times {\mathrm{401}}^1\times {\mathrm{443}}^1$

素因数の和:857

約数の個数: 48

約数和(自身を含む): 49976640

約数和(自身を除く): 30791196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 401, 443, 802, 886, 1203, 1329, 1604, 1772, 2406, 2658, 3609, 3987, 4812, 5316, 7218, 7974, 10827, 11961, 14436, 15948, 21654, 23922, 43308, 47844, 177643, 355286, 532929, 710572, 1065858, 1598787, 2131716, 3197574, 4796361, 6395148, 9592722, 19185444]

約数ペア:

[(1, 19185444), (2, 9592722), (3, 6395148), (4, 4796361), (6, 3197574), (9, 2131716), (12, 1598787), (18, 1065858), (27, 710572), (36, 532929), (54, 355286), (108, 177643), (401, 47844), (443, 43308), (802, 23922), (886, 21654), (1203, 15948), (1329, 14436), (1604, 11961), (1772, 10827), (2406, 7974), (2658, 7218), (3609, 5316), (3987, 4812)]