20409894

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{7411}}^1$

素因数の和:7442

約数の個数: 40

約数和(自身を含む): 48430008

約数和(自身を除く): 28020114

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 306, 459, 918, 1377, 2754, 7411, 14822, 22233, 44466, 66699, 125987, 133398, 200097, 251974, 377961, 400194, 600291, 755922, 1133883, 1200582, 2267766, 3401649, 6803298, 10204947, 20409894]

約数ペア:

[(1, 20409894), (2, 10204947), (3, 6803298), (6, 3401649), (9, 2267766), (17, 1200582), (18, 1133883), (27, 755922), (34, 600291), (51, 400194), (54, 377961), (81, 251974), (102, 200097), (153, 133398), (162, 125987), (306, 66699), (459, 44466), (918, 22233), (1377, 14822), (2754, 7411)]