2021605924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{15607}}^1$

素因数の和:15724

約数の個数: 48

約数和(自身を含む): 3964681728

約数和(自身を除く): 1943075804

約数列:

[1, 2, 4, 13, 26, 47, 52, 53, 94, 106, 188, 212, 611, 689, 1222, 1378, 2444, 2491, 2756, 4982, 9964, 15607, 31214, 32383, 62428, 64766, 129532, 202891, 405782, 733529, 811564, 827171, 1467058, 1654342, 2934116, 3308684, 9535877, 10753223, 19071754, 21506446, 38143508, 38877037, 43012892, 77754074, 155508148, 505401481, 1010802962, 2021605924]

約数ペア:

[(1, 2021605924), (2, 1010802962), (4, 505401481), (13, 155508148), (26, 77754074), (47, 43012892), (52, 38877037), (53, 38143508), (94, 21506446), (106, 19071754), (188, 10753223), (212, 9535877), (611, 3308684), (689, 2934116), (1222, 1654342), (1378, 1467058), (2444, 827171), (2491, 811564), (2756, 733529), (4982, 405782), (9964, 202891), (15607, 129532), (31214, 64766), (32383, 62428)]