20704962010

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{521}}^1\times {\mathrm{20173}}^1$

素因数の和:20898

約数の個数: 32

約数和(自身を含む): 37531870992

約数和(自身を除く): 16826908982

約数列:

[1, 2, 5, 10, 197, 394, 521, 985, 1042, 1970, 2605, 5210, 20173, 40346, 100865, 102637, 201730, 205274, 513185, 1026370, 3974081, 7948162, 10510133, 19870405, 21020266, 39740810, 52550665, 105101330, 2070496201, 4140992402, 10352481005, 20704962010]

約数ペア:

[(1, 20704962010), (2, 10352481005), (5, 4140992402), (10, 2070496201), (197, 105101330), (394, 52550665), (521, 39740810), (985, 21020266), (1042, 19870405), (1970, 10510133), (2605, 7948162), (5210, 3974081), (20173, 1026370), (40346, 513185), (100865, 205274), (102637, 201730)]