20274894

素因数分解:

$2^1\times 3^3\times {\mathrm{307}}^1\times {\mathrm{1223}}^1$

素因数の和:1541

約数の個数: 32

約数和(自身を含む): 45239040

約数和(自身を除く): 24964146

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 307, 614, 921, 1223, 1842, 2446, 2763, 3669, 5526, 7338, 8289, 11007, 16578, 22014, 33021, 66042, 375461, 750922, 1126383, 2252766, 3379149, 6758298, 10137447, 20274894]

約数ペア:

[(1, 20274894), (2, 10137447), (3, 6758298), (6, 3379149), (9, 2252766), (18, 1126383), (27, 750922), (54, 375461), (307, 66042), (614, 33021), (921, 22014), (1223, 16578), (1842, 11007), (2446, 8289), (2763, 7338), (3669, 5526)]