16826380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{433}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 37185120

約数和(自身を除く): 20358740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 67, 116, 134, 145, 268, 290, 335, 433, 580, 670, 866, 1340, 1732, 1943, 2165, 3886, 4330, 7772, 8660, 9715, 12557, 19430, 25114, 29011, 38860, 50228, 58022, 62785, 116044, 125570, 145055, 251140, 290110, 580220, 841319, 1682638, 3365276, 4206595, 8413190, 16826380]

約数ペア:

[(1, 16826380), (2, 8413190), (4, 4206595), (5, 3365276), (10, 1682638), (20, 841319), (29, 580220), (58, 290110), (67, 251140), (116, 145055), (134, 125570), (145, 116044), (268, 62785), (290, 58022), (335, 50228), (433, 38860), (580, 29011), (670, 25114), (866, 19430), (1340, 12557), (1732, 9715), (1943, 8660), (2165, 7772), (3886, 4330)]