20117188

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3251}}^1$

素因数の和:3292

約数の個数: 48

約数和(自身を含む): 45892224

約数和(自身を除く): 25775036

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 3094, 3251, 6188, 6502, 13004, 22757, 42263, 45514, 55267, 84526, 91028, 110534, 169052, 221068, 295841, 386869, 591682, 718471, 773738, 1183364, 1436942, 1547476, 2873884, 5029297, 10058594, 20117188]

約数ペア:

[(1, 20117188), (2, 10058594), (4, 5029297), (7, 2873884), (13, 1547476), (14, 1436942), (17, 1183364), (26, 773738), (28, 718471), (34, 591682), (52, 386869), (68, 295841), (91, 221068), (119, 169052), (182, 110534), (221, 91028), (238, 84526), (364, 55267), (442, 45514), (476, 42263), (884, 22757), (1547, 13004), (3094, 6502), (3251, 6188)]