19852508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{1303}}^1$

素因数の和:1613

約数の個数: 24

約数和(自身を含む): 37570848

約数和(自身を除く): 17718340

約数列:

[1, 2, 4, 13, 26, 52, 293, 586, 1172, 1303, 2606, 3809, 5212, 7618, 15236, 16939, 33878, 67756, 381779, 763558, 1527116, 4963127, 9926254, 19852508]

約数ペア:

[(1, 19852508), (2, 9926254), (4, 4963127), (13, 1527116), (26, 763558), (52, 381779), (293, 67756), (586, 33878), (1172, 16939), (1303, 15236), (2606, 7618), (3809, 5212)]