20309406

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{20029}}^1$

素因数の和:20060

約数の個数: 24

約数和(自身を含む): 43985880

約数和(自身を除く): 23676474

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 20029, 40058, 60087, 120174, 260377, 520754, 781131, 1562262, 3384901, 6769802, 10154703, 20309406]

約数ペア:

[(1, 20309406), (2, 10154703), (3, 6769802), (6, 3384901), (13, 1562262), (26, 781131), (39, 520754), (78, 260377), (169, 120174), (338, 60087), (507, 40058), (1014, 20029)]