20331766

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15959}}^1$

素因数の和:15988

約数の個数: 24

約数和(自身を含む): 38208240

約数和(自身を除く): 17876474

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 15959, 31918, 111713, 207467, 223426, 414934, 781991, 1452269, 1563982, 2904538, 10165883, 20331766]

約数ペア:

[(1, 20331766), (2, 10165883), (7, 2904538), (13, 1563982), (14, 1452269), (26, 781991), (49, 414934), (91, 223426), (98, 207467), (182, 111713), (637, 31918), (1274, 15959)]