19551756

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5413}}^1$

素因数の和:5470

約数の個数: 48

約数和(自身を含む): 53360384

約数和(自身を除く): 33808628

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 5413, 10826, 16239, 21652, 32478, 37891, 64956, 75782, 113673, 151564, 227346, 232759, 454692, 465518, 698277, 931036, 1396554, 1629313, 2793108, 3258626, 4887939, 6517252, 9775878, 19551756]

約数ペア:

[(1, 19551756), (2, 9775878), (3, 6517252), (4, 4887939), (6, 3258626), (7, 2793108), (12, 1629313), (14, 1396554), (21, 931036), (28, 698277), (42, 465518), (43, 454692), (84, 232759), (86, 227346), (129, 151564), (172, 113673), (258, 75782), (301, 64956), (516, 37891), (602, 32478), (903, 21652), (1204, 16239), (1806, 10826), (3612, 5413)]