20091696190

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{503}}^1\times {\mathrm{137737}}^1$

素因数の和:138276

約数の個数: 32

約数和(自身を含む): 37486774080

約数和(自身を除く): 17395077890

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 503, 1006, 2515, 5030, 14587, 29174, 72935, 137737, 145870, 275474, 688685, 1377370, 3994373, 7988746, 19971865, 39943730, 69281711, 138563422, 346408555, 692817110, 2009169619, 4018339238, 10045848095, 20091696190]

約数ペア:

[(1, 20091696190), (2, 10045848095), (5, 4018339238), (10, 2009169619), (29, 692817110), (58, 346408555), (145, 138563422), (290, 69281711), (503, 39943730), (1006, 19971865), (2515, 7988746), (5030, 3994373), (14587, 1377370), (29174, 688685), (72935, 275474), (137737, 145870)]