20806572

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3517}}^1$

素因数の和:3570

約数の個数: 48

約数和(自身を含む): 53192160

約数和(自身を除く): 32385588

約数列:

[1, 2, 3, 4, 6, 12, 17, 29, 34, 51, 58, 68, 87, 102, 116, 174, 204, 348, 493, 986, 1479, 1972, 2958, 3517, 5916, 7034, 10551, 14068, 21102, 42204, 59789, 101993, 119578, 179367, 203986, 239156, 305979, 358734, 407972, 611958, 717468, 1223916, 1733881, 3467762, 5201643, 6935524, 10403286, 20806572]

約数ペア:

[(1, 20806572), (2, 10403286), (3, 6935524), (4, 5201643), (6, 3467762), (12, 1733881), (17, 1223916), (29, 717468), (34, 611958), (51, 407972), (58, 358734), (68, 305979), (87, 239156), (102, 203986), (116, 179367), (174, 119578), (204, 101993), (348, 59789), (493, 42204), (986, 21102), (1479, 14068), (1972, 10551), (2958, 7034), (3517, 5916)]