91405136

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{64189}}^1$

素因数の和:64286

約数の個数: 20

約数和(自身を含む): 179090100

約数和(自身を除く): 87684964

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 64189, 128378, 256756, 513512, 1027024, 5712821, 11425642, 22851284, 45702568, 91405136]

約数ペア:

[(1, 91405136), (2, 45702568), (4, 22851284), (8, 11425642), (16, 5712821), (89, 1027024), (178, 513512), (356, 256756), (712, 128378), (1424, 64189)]