2615721488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{8604347}}^1$

素因数の和:8604374

約数の個数: 20

約数和(自身を含む): 5334695760

約数和(自身を除く): 2718974272

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 8604347, 17208694, 34417388, 68834776, 137669552, 163482593, 326965186, 653930372, 1307860744, 2615721488]

約数ペア:

[(1, 2615721488), (2, 1307860744), (4, 653930372), (8, 326965186), (16, 163482593), (19, 137669552), (38, 68834776), (76, 34417388), (152, 17208694), (304, 8604347)]