19838616

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{449}}^1$

素因数の和:728

約数の個数: 64

約数和(自身を含む): 57024000

約数和(自身を除く): 37185384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 263, 449, 526, 789, 898, 1052, 1347, 1578, 1796, 1841, 2104, 2694, 3143, 3156, 3592, 3682, 5388, 5523, 6286, 6312, 7364, 9429, 10776, 11046, 12572, 14728, 18858, 22092, 25144, 37716, 44184, 75432, 118087, 236174, 354261, 472348, 708522, 826609, 944696, 1417044, 1653218, 2479827, 2834088, 3306436, 4959654, 6612872, 9919308, 19838616]

約数ペア:

[(1, 19838616), (2, 9919308), (3, 6612872), (4, 4959654), (6, 3306436), (7, 2834088), (8, 2479827), (12, 1653218), (14, 1417044), (21, 944696), (24, 826609), (28, 708522), (42, 472348), (56, 354261), (84, 236174), (168, 118087), (263, 75432), (449, 44184), (526, 37716), (789, 25144), (898, 22092), (1052, 18858), (1347, 14728), (1578, 12572), (1796, 11046), (1841, 10776), (2104, 9429), (2694, 7364), (3143, 6312), (3156, 6286), (3592, 5523), (3682, 5388)]