20927328

素因数分解:

$2^5\times 3^1\times {\mathrm{29}}^1\times {\mathrm{7517}}^1$

素因数の和:7559

約数の個数: 48

約数和(自身を含む): 56836080

約数和(自身を除く): 35908752

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 87, 96, 116, 174, 232, 348, 464, 696, 928, 1392, 2784, 7517, 15034, 22551, 30068, 45102, 60136, 90204, 120272, 180408, 217993, 240544, 360816, 435986, 653979, 721632, 871972, 1307958, 1743944, 2615916, 3487888, 5231832, 6975776, 10463664, 20927328]

約数ペア:

[(1, 20927328), (2, 10463664), (3, 6975776), (4, 5231832), (6, 3487888), (8, 2615916), (12, 1743944), (16, 1307958), (24, 871972), (29, 721632), (32, 653979), (48, 435986), (58, 360816), (87, 240544), (96, 217993), (116, 180408), (174, 120272), (232, 90204), (348, 60136), (464, 45102), (696, 30068), (928, 22551), (1392, 15034), (2784, 7517)]