19856538

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{84857}}^1$

素因数の和:84878

約数の個数: 24

約数和(自身を含む): 46332468

約数和(自身を除く): 26475930

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 84857, 169714, 254571, 509142, 763713, 1103141, 1527426, 2206282, 3309423, 6618846, 9928269, 19856538]

約数ペア:

[(1, 19856538), (2, 9928269), (3, 6618846), (6, 3309423), (9, 2206282), (13, 1527426), (18, 1103141), (26, 763713), (39, 509142), (78, 254571), (117, 169714), (234, 84857)]