15720436

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2557}}^1$

素因数の和:2643

約数の個数: 24

約数和(自身を含む): 29007720

約数和(自身を除く): 13287284

約数列:

[1, 2, 4, 29, 53, 58, 106, 116, 212, 1537, 2557, 3074, 5114, 6148, 10228, 74153, 135521, 148306, 271042, 296612, 542084, 3930109, 7860218, 15720436]

約数ペア:

[(1, 15720436), (2, 7860218), (4, 3930109), (29, 542084), (53, 296612), (58, 271042), (106, 148306), (116, 135521), (212, 74153), (1537, 10228), (2557, 6148), (3074, 5114)]