20808007532

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{585877}}^1$

素因数の和:586577

約数の個数: 24

約数和(自身を含む): 39272574096

約数和(自身を除く): 18464566564

約数列:

[1, 2, 4, 13, 26, 52, 683, 1366, 2732, 8879, 17758, 35516, 585877, 1171754, 2343508, 7616401, 15232802, 30465604, 400153991, 800307982, 1600615964, 5202001883, 10404003766, 20808007532]

約数ペア:

[(1, 20808007532), (2, 10404003766), (4, 5202001883), (13, 1600615964), (26, 800307982), (52, 400153991), (683, 30465604), (1366, 15232802), (2732, 7616401), (8879, 2343508), (17758, 1171754), (35516, 585877)]