31630288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{104047}}^1$

素因数の和:104074

約数の個数: 20

約数和(自身を含む): 64509760

約数和(自身を除く): 32879472

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 104047, 208094, 416188, 832376, 1664752, 1976893, 3953786, 7907572, 15815144, 31630288]

約数ペア:

[(1, 31630288), (2, 15815144), (4, 7907572), (8, 3953786), (16, 1976893), (19, 1664752), (38, 832376), (76, 416188), (152, 208094), (304, 104047)]