20686002

素因数分解:

$2^1\times 3^1\times {\mathrm{263}}^1\times {\mathrm{13109}}^1$

素因数の和:13377

約数の個数: 16

約数和(自身を含む): 41532480

約数和(自身を除く): 20846478

約数列:

[1, 2, 3, 6, 263, 526, 789, 1578, 13109, 26218, 39327, 78654, 3447667, 6895334, 10343001, 20686002]

約数ペア:

[(1, 20686002), (2, 10343001), (3, 6895334), (6, 3447667), (263, 78654), (526, 39327), (789, 26218), (1578, 13109)]