20711568

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{14879}}^1$

素因数の和:14919

約数の個数: 40

約数和(自身を含む): 55353600

約数和(自身を除く): 34642032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 348, 464, 696, 1392, 14879, 29758, 44637, 59516, 89274, 119032, 178548, 238064, 357096, 431491, 714192, 862982, 1294473, 1725964, 2588946, 3451928, 5177892, 6903856, 10355784, 20711568]

約数ペア:

[(1, 20711568), (2, 10355784), (3, 6903856), (4, 5177892), (6, 3451928), (8, 2588946), (12, 1725964), (16, 1294473), (24, 862982), (29, 714192), (48, 431491), (58, 357096), (87, 238064), (116, 178548), (174, 119032), (232, 89274), (348, 59516), (464, 44637), (696, 29758), (1392, 14879)]