20543838

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{69877}}^1$

素因数の和:69896

約数の個数: 24

約数和(自身を含む): 47796552

約数和(自身を除く): 27252714

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 69877, 139754, 209631, 419262, 489139, 978278, 1467417, 2934834, 3423973, 6847946, 10271919, 20543838]

約数ペア:

[(1, 20543838), (2, 10271919), (3, 6847946), (6, 3423973), (7, 2934834), (14, 1467417), (21, 978278), (42, 489139), (49, 419262), (98, 209631), (147, 139754), (294, 69877)]