19522490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{571}}^1$

素因数の和:854

約数の個数: 32

約数和(自身を含む): 38054016

約数和(自身を除く): 18531526

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 263, 526, 571, 1142, 1315, 2630, 2855, 3419, 5710, 6838, 7423, 14846, 17095, 34190, 37115, 74230, 150173, 300346, 750865, 1501730, 1952249, 3904498, 9761245, 19522490]

約数ペア:

[(1, 19522490), (2, 9761245), (5, 3904498), (10, 1952249), (13, 1501730), (26, 750865), (65, 300346), (130, 150173), (263, 74230), (526, 37115), (571, 34190), (1142, 17095), (1315, 14846), (2630, 7423), (2855, 6838), (3419, 5710)]