20162681104

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{165877}}^1$

素因数の和:166063

約数の個数: 40

約数和(自身を含む): 39985887168

約数和(自身を除く): 19823206064

約数列:

[1, 2, 4, 8, 16, 71, 107, 142, 214, 284, 428, 568, 856, 1136, 1712, 7597, 15194, 30388, 60776, 121552, 165877, 331754, 663508, 1327016, 2654032, 11777267, 17748839, 23554534, 35497678, 47109068, 70995356, 94218136, 141990712, 188436272, 283981424, 1260167569, 2520335138, 5040670276, 10081340552, 20162681104]

約数ペア:

[(1, 20162681104), (2, 10081340552), (4, 5040670276), (8, 2520335138), (16, 1260167569), (71, 283981424), (107, 188436272), (142, 141990712), (214, 94218136), (284, 70995356), (428, 47109068), (568, 35497678), (856, 23554534), (1136, 17748839), (1712, 11777267), (7597, 2654032), (15194, 1327016), (30388, 663508), (60776, 331754), (121552, 165877)]