20451736210

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1481}}^1\times {\mathrm{18917}}^1$

素因数の和:20478

約数の個数: 32

約数和(自身を含む): 37344586032

約数和(自身を除く): 16892849822

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 1481, 2962, 7405, 14810, 18917, 37834, 94585, 108113, 189170, 216226, 540565, 1081130, 1380941, 2761882, 6904705, 13809410, 28016077, 56032154, 140080385, 280160770, 2045173621, 4090347242, 10225868105, 20451736210]

約数ペア:

[(1, 20451736210), (2, 10225868105), (5, 4090347242), (10, 2045173621), (73, 280160770), (146, 140080385), (365, 56032154), (730, 28016077), (1481, 13809410), (2962, 6904705), (7405, 2761882), (14810, 1380941), (18917, 1081130), (37834, 540565), (94585, 216226), (108113, 189170)]