20412764

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{797}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 37761360

約数和(自身を除く): 17348596

約数列:

[1, 2, 4, 19, 38, 76, 337, 674, 797, 1348, 1594, 3188, 6403, 12806, 15143, 25612, 30286, 60572, 268589, 537178, 1074356, 5103191, 10206382, 20412764]

約数ペア:

[(1, 20412764), (2, 10206382), (4, 5103191), (19, 1074356), (38, 537178), (76, 268589), (337, 60572), (674, 30286), (797, 25612), (1348, 15143), (1594, 12806), (3188, 6403)]