20120392

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132371}}^1$

素因数の和:132396

約数の個数: 16

約数和(自身を含む): 39711600

約数和(自身を除く): 19591208

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132371, 264742, 529484, 1058968, 2515049, 5030098, 10060196, 20120392]

約数ペア:

[(1, 20120392), (2, 10060196), (4, 5030098), (8, 2515049), (19, 1058968), (38, 529484), (76, 264742), (152, 132371)]