20046299

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 26019840

約数和(自身を除く): 5973541

約数列:

[1, 7, 13, 43, 47, 91, 109, 301, 329, 559, 611, 763, 1417, 2021, 3913, 4277, 4687, 5123, 9919, 14147, 26273, 32809, 35861, 60931, 66599, 183911, 220289, 426517, 466193, 1542023, 2863757, 20046299]

約数ペア:

[(1, 20046299), (7, 2863757), (13, 1542023), (43, 466193), (47, 426517), (91, 220289), (109, 183911), (301, 66599), (329, 60931), (559, 35861), (611, 32809), (763, 26273), (1417, 14147), (2021, 9919), (3913, 5123), (4277, 4687)]