20213612487

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{1229}}^1\times {\mathrm{49391}}^1$

素因数の和:50663

約数の個数: 24

約数和(自身を含む): 30011567040

約数和(自身を除く): 9797954553

約数列:

[1, 3, 9, 37, 111, 333, 1229, 3687, 11061, 45473, 49391, 136419, 148173, 409257, 444519, 1827467, 5482401, 16447203, 60701539, 182104617, 546313851, 2245956943, 6737870829, 20213612487]

約数ペア:

[(1, 20213612487), (3, 6737870829), (9, 2245956943), (37, 546313851), (111, 182104617), (333, 60701539), (1229, 16447203), (3687, 5482401), (11061, 1827467), (45473, 444519), (49391, 409257), (136419, 148173)]