20306738

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:322

約数の個数: 32

約数和(自身を含む): 33592320

約数和(自身を除く): 13285582

約数列:

[1, 2, 17, 34, 53, 59, 106, 118, 191, 382, 901, 1003, 1802, 2006, 3127, 3247, 6254, 6494, 10123, 11269, 20246, 22538, 53159, 106318, 172091, 191573, 344182, 383146, 597257, 1194514, 10153369, 20306738]

約数ペア:

[(1, 20306738), (2, 10153369), (17, 1194514), (34, 597257), (53, 383146), (59, 344182), (106, 191573), (118, 172091), (191, 106318), (382, 53159), (901, 22538), (1003, 20246), (1802, 11269), (2006, 10123), (3127, 6494), (3247, 6254)]