20169488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66347}}^1$

素因数の和:66374

約数の個数: 20

約数和(自身を含む): 41135760

約数和(自身を除く): 20966272

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66347, 132694, 265388, 530776, 1061552, 1260593, 2521186, 5042372, 10084744, 20169488]

約数ペア:

[(1, 20169488), (2, 10084744), (4, 5042372), (8, 2521186), (16, 1260593), (19, 1061552), (38, 530776), (76, 265388), (152, 132694), (304, 66347)]