19800963

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8059}}^1$

素因数の和:8088

約数の個数: 32

約数和(自身を含む): 36108800

約数和(自身を除く): 16307837

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 8059, 24177, 56413, 72531, 104767, 169239, 217593, 314301, 507717, 733369, 942903, 1523151, 2200107, 2828709, 6600321, 19800963]

約数ペア:

[(1, 19800963), (3, 6600321), (7, 2828709), (9, 2200107), (13, 1523151), (21, 942903), (27, 733369), (39, 507717), (63, 314301), (91, 217593), (117, 169239), (189, 104767), (273, 72531), (351, 56413), (819, 24177), (2457, 8059)]