19794615839

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{277}}^1\times {\mathrm{503}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 21578368896

約数和(自身を除く): 1783753057

約数列:

[1, 17, 61, 137, 277, 503, 1037, 2329, 4709, 8357, 8551, 16897, 30683, 37949, 68911, 139331, 142069, 287249, 521611, 645133, 1171487, 2314889, 2368627, 4203571, 8499191, 19088347, 39353113, 71460707, 144486247, 324501899, 1164389167, 19794615839]

約数ペア:

[(1, 19794615839), (17, 1164389167), (61, 324501899), (137, 144486247), (277, 71460707), (503, 39353113), (1037, 19088347), (2329, 8499191), (4709, 4203571), (8357, 2368627), (8551, 2314889), (16897, 1171487), (30683, 645133), (37949, 521611), (68911, 287249), (139331, 142069)]