19208770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2003}}^1$

素因数の和:2154

約数の個数: 32

約数和(自身を含む): 39823488

約数和(自身を除く): 20614718

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 137, 274, 685, 959, 1370, 1918, 2003, 4006, 4795, 9590, 10015, 14021, 20030, 28042, 70105, 140210, 274411, 548822, 1372055, 1920877, 2744110, 3841754, 9604385, 19208770]

約数ペア:

[(1, 19208770), (2, 9604385), (5, 3841754), (7, 2744110), (10, 1920877), (14, 1372055), (35, 548822), (70, 274411), (137, 140210), (274, 70105), (685, 28042), (959, 20030), (1370, 14021), (1918, 10015), (2003, 9590), (4006, 4795)]